I. Peer-reviewed
Journal Papers
III. Purina Internal
Publications
VI. Reviews
VII. Other Presentations
VIII. Years 2000-2001
Presentations
IX. Columnist-Dairy
Publications
X. Invitational
Presentations 2002-
Journals:
Journal
of Dairy Science: American Dairy Science Association - http://www.adsa.org/
Journal
of Animal Science: American Society of Animal Science - http://www.asas.org/
The
Professional Animal Scientist: American Registry of
Professional Animal Scientists - http://www.arpas.org/
1. Kertz, A.F., L.R. Prewitt, A.G. Lane, and J.R. Campbell. 1970. Effect of dietary protein intake on creatinine excretion and the creatinine-nitrogen ratio in bovine urine. J. Anim. Sci. 30:278.
2. Prewitt, L.R.,
A.F. Kertz, A.G. Lane, J.R. Campbell, and D.E. Weinman, 1971. Effects of dietary protein on blood, urine,
and milk composition. Am. J. Vet. Res.
32:393.
3. Kertz, A. F. and J.P. Everett, Jr. 1975. Utilization of urea by lactating cows--an industry viewpoint. J. Anim. Sci. 41:945-953. (Symposium)
4. Kertz, A. F. and J.P. Everett, Jr. 1976. Lifespan efficiencies of grain and forage utilization by lactating cows relative to milk yield. J. Dairy Sci. 59:775-785.
5. Kertz, A.F., M.K. Brockett, L.E. Davidson, and N.L. Betz. 1977. Influence of ambient ammonia odor on acceptance of a nonurea ration by lactating cows. J. Dairy Sci. 60:788.
6. Kertz, A.F., 1977. Calf health, performance, and experimental results under a commercial-research facility and program. J. Dairy Sci. 60:1006. (Invitational paper)
7. Kertz, A.F., L.R. Prewitt, and J.P. Everett, Jr. 1979. An early weaning calf program: summarization and review. J. Dairy Sci. 62:1835.
8. Fortin, A., S. Simpfendorfer, J.T. Reid, H.J. Ayala, R. Anrique, and A.F. Kertz. 1980. Effect of level of energy intake and influence of breed and sex on the chemical composition of cattle. J. Anim. Sci. 51:604.
9. Fortin, A., J.T. Reid, S. Simpfendorfer, H.J. Ayala, R. Anrique, A.F. Kertz, A.M. Maiga, D.W. Sim, and G.H. Wellington. 1981. Chemical composition and carcass specific gravity in cattle: effect of level of energy intake and influence of breed and sex. Can. J. Anim. Sci. 61:871.
10. Kertz, A.F., B.K. Darcy, and L.R. Prewitt. 1981. Eating rate of lactating cows fed four physical forms of the same grain ration. J. Dairy Sci. 64:2388.
11. Kertz, A.F., M.K. Koepke, L.E. Davidson, N.L. Betz, J.R. Norris, L.V. Skoch, B.R. Cords, and D.T. Hopkins. 1982. Factors influencing intake of high urea-containing rations by lactating dairy cows. J. Dairy Sci. 65:587.
12. Kertz, A.F., L.E. Davidson, B.R. Cords, and H.C. Puch. 1983. Ruminal infusion of ammonium chloride in lactating cows to determine effect of pH on ammonia trapping. J. Dairy Sci. 66:2597.
13. Kertz, A.F., L.F. Reutzel, and J. H Mahoney. 1984. Ad libitum water intake by neonatal calves and its relationship to calf starter intake, weight gain, feces score and season. J. Dairy Sci. 67:2964.
14. Kertz, A.F., L.R. Prewitt, and J.M. Ballam, 1987. Increased weight gain and effects on growth parameters of Holstein heifer calves from 3 to 12 months of age. J. Dairy Sci. 70:1612.
15. Kertz, A.F., L.F. Reutzel, and G.M. Thomson. 1991. Dry matter intake from parturition to mid-lactation. J. Dairy Sci. 74:2290.
16. Emmons, D. B. and A. F. Kertz. 1992. Borden Symposium: Effect of new milk protein determination technologies on the dairy industry: crude versus true protein. Introduction. J. Dairy Sci. 75:3191.
17. Standaert, F.E., D.A Deetz, R.W. Palmer, and A.F. Kertz. 1994. A model to estimate total costs for dairy commodity feeding programs. The Prof. Animal Scientist 10:102-111.\
18. Kertz, A. F. 1996. Animal care and use: An issue now and in the future. J. Anim. Sci. 74:257-261. (Invitational paper)
19. Kertz, A. F., L. F. Reutzel, B. A. Barton, and R. L. Ely. 1997. Body weight, body condition score, and wither height of prepartum Holstein cows and body weight and sex of calves by parity. A database and summary. J. Dairy Sci. 80:525-529.
20. Kertz, A. F., B. A. Barton, and L. F. Reutzel. 1998. Relative efficiencies of wither height and body weight increase from birth until first calving in Holstein cattle. J. Dairy Sci. 81:1479-1482.
21. Kertz, A. F. 1998. Variability in delivery of nutrients to lactating dairy cows. J. Dairy Sci. 81:3075-3084.
(Symposium).
22. Kertz, A. F. and H. Chester-Jones. 2004. Guidelines for measuring and reporting calf and heifer experimental
data. J. Dairy Sci. 87:3577-3580. (Invited Review)
23. Porter, J. C., R. G. Warner, and A. F. Kertz. 2007. Effect of fiber level and physical form of starter on growth and development of dairy calves fed no forage. The Prof. Anim. Scientist 23:395-400.
24. Kertz, A. F. 2007. Letter to the Editor: Pelleted calf starter with straw access can confound results: A comment
on Bach et al. (2007). J. Dairy Sci. 90:4924.
25. Rastani, R. R. and A. F. Kertz. 2008. Letter to the Editor: Differences in forage to concentrate ratios can confound results: a comment on Petit et al. (2007). J. Dairy Sci. 91-2533.
26. Kertz, A. F. 2010. Review: Urea feeding to dairy cattle: A historical perspective and review. The Prof. Anim.
Scientist 26:257-272.
27. Thornsberry, R. M. and A. F.
Kertz. 2010. Veterinary
Related Issues Associated with Feeding Free Fatty Acids to Dairy Cows Pre- and
Postpartum. The Bovine Practitioner,
44:1-11.
28. Fokkink, W. B., T. M. Hill, H. G. Bateman II, J. M.
Aldrich, R. L. Schlotterbeck, and A. F. Kertz.
2011. Case
Study: Effect of high-and
low-cereal-grain starters on straw intake and rumen development of neonatal
Holstein
calves. Prof. Anim. Scientist,
27:357-364.
Publications:
Hoard's
Dairyman, The National Dairy Farm Magazine - http://www.hoards.com/
1. Kertz, A.F. April 1976. Confinement, p.10. Calves can be saved.
2. Kertz, A.F. October 10,1982. Hoard’s Dairyman, p. 1294. Old urea thumb rules may have been too liberal.
3. Kertz, A.F., J.T. Reid, G.H. Wellington, H.J. Ayala, S. Simpfendorfer, A.M. Maiga, and A. Fortin. 1982. Growth and development of cattle as related to breed, sex, and level of intake. 1. Plasma, insulin, and growth hormone. 2. Characterization of the chemical development and lipogenic activity of subcutaneuous, perirenal, and omental adipose tissue sites. 3. Growth and development of the liver as related to body weight, intake, chemical composition, DNA, and RNA, and lipogenic activity. 4. Growth and development of biceps femoris, longissimus, and triceps brachii muscles as related to total muscle weight, chemical composition, and DNA and RNA content. Search: Agriculture. Ithaca, NY: Cornell Univ. Agr. Exp. Sta. No. 23, 32 pp.
4. Kertz, A.F. February 10, 1984. Hoard’s Dairyman, p. 146. Studies show how fast cows eat their grain.
5. Kertz, A.F. July 10, 1984. Hoard’s Dairyman, p. 826. Calves need water before they are weaned.
6. Kertz, A.F. October 25, 1986. Hoard’s Dairyman, p. 927 and 931. Feeding more protein boosts heifer gains and growth.
7. Kertz, A.F. February 25, 1987. Hoard’s Dairyman, p. 168 and 169. Heifers can gain without getting fat.
8. Kertz, A.F. May 25, 1987. Hoard’s Dairyman, p. 467. Weaning at 4 weeks or 6 weeks made little difference.
9. Kertz, A.F. January 10, 1992. Hoard’s Dairyman, p. 34. How early- lactation feed intake and energy balance compare.
10. Kertz, A. F. January 10, 1998. Hoard’s Dairyman, p. 28. We must recognize how much feeds vary.
11. Kertz, A. F. February 25, 1998. Hoard’s Dairyman, p. 156. Cows don’t get all the feed we buy or raise.
1. Purina Dairy Facts Book. 455 pages covering dairy nutrition and management information for the salespersons.
2. Herd Replacement Programs. 40 pages of nutrition and management information with a complete review of pertinent Purina and University research.
3. Urea: Intake, Metabolism and Use in Dairy Feeding Programs. 30 pages covering both “in-house” and university research and management recommendations.
4. Sodium Bicarbonate and Magnesium Oxide to alleviate or prevent milk fat depression. 10 pages covering published and Purina research recommendations.
5. Water Intake and Management for Dairy Cattle. 20 pages covering “ in house” and university research and management with practical management recommendations.
6. Dairy 201. An electronic series of training modules covering dairy nutrition and management information for the salespersons based on the information presented in the Purina Dairy Facts Book.
7. Some Perspectives on Milk Replacers and Calf Starters. 13 pages covering “in house” and university research and management with practical management recommendations.
8. Growth and Intake of Jerseys. 8 pages summarizing calf, heifer, and lactating cow published data with practical feeding and management recommendations.
9. Transition Cow Management. Editor and contributor to 82-page review and Decision Tree documents with practical feeding and management recommendations.
Journals:
Journal
of Dairy Science: American Dairy Science Association - http://www.adsa.org/
Journal
of Animal Science: American Society of Animal Science - http://www.asas.org/
1. Kertz, A.F., and J.P. Everett, Jr. 1975. Utilization of urea by lactating cows-an industry viewpoint. J. Anim. Sci. 41:945 (Symposium).
2. Kertz, A.F., and J.P. Everett, Jr. 1976. Lifespan efficiencies of grain and forage utilization by lactating cows relative to milk yield. J. Dairy Sci. 59:775 (Invitational paper).
3. Kertz, A. F. 1977. Meeting the protein needs of the early lactation, high-producing cow. Informal evening session of the Cornell Nutrition Conference.
4. Kertz, A. F., L. E. Davidson, and J. P. Everett, Jr. 1977. Influence of dietary buffers on milk production, fecal pH, and fecal starch. J. Dairy Sci. (Suppl. 1)60:116.
5. Kertz, A. F. and L. F. Reutzel. 1983. Ad libitum water intake by neonatal calves and its relationship to calf starter intake, weight gain, and feces score. J. Dairy Sci. (Suppl. 1)66:194.
6. Kertz, A.F., L.F. Reutzel, and G.M. Thomson. 1990. Dry matter intake from parturition to mid-lactation. J. Dairy Sci. (Suppl. 1)72 :221.
7. Kertz, A.F. 1992. Rumen development and herd replacement programs. Dept. Animal Science Seminar, Oregon State University, Sept. 14.
8. Kertz, A.F. 1993. Some aspects of feeding and managing first-calf heifers. Second Biennial Northeast Heifer Management Symposium, Cornell University, Sept. 8-9, p. 103-116, Syracuse, N.Y.
9. Kertz, A.F. 1993. Raising replacement heifers, Monsanto Co. Nov. 15, St. Louis, Mo. (Invitational seminar).
10. Kertz, A.F. 1993. Animal care and use--An issue now and in the future. Invitational presentation at Livestock Conservation Institute Hearing at the annual National Milk Producers Federation, New Orleans, LA.
11.Kertz, A. F. 1996. Animal Care and use—An issue now and in the future. J. Anim. Sci. 74:257-261 (invitational
paper).
12.Kertz, A. F. 1997. Relative efficiencies of wither height and body weight increase from birth until first-calving in
Holstein cattle. Midwest ADSA/ASAS Meeting (abstract) and published in J. Dairy Sci. 81:1479-1482.
13.Kertz, A. F. 1997. Variability in delivery of nutrients to lactating dairy cows. Part of symposium on “Putting
nutrition research into application on the farm” at ADSA Annual Meeting—University of Guelph. (Published in the
J. Dairy Sci. 81:3075-3084, 1998 and used by the Dairy NRC Committee as a reference in developing their
publication).
14.Olson, K. E. K. Roy, B. Carlson, and A. F. Kertz. 2006. SPAC—Information on demand. J. Dairy Sci. 89:281.
Suppl. 1 (abstr. #364).
15. Bernard, J. K. and A. F. Kertz. 2009. Effect of milk replacer source on performance and health of dairy calves.
J. Dairy Sci. 92: Suppl 1 (abstr. #W222).
16. Luan, Y., J. Q. Wang, D. P. Bu, H. T. Zhang, Z. F. Zhou, and A. F. Kertz. 2009. Effects of protein sources in calf
milk replacers on growth and fecal score of dairy calves. J. Dairy Sci. 92: Suppl 1 (abstr. #W226).
17. Bernard, J. K. and A. F. Kertz. 2009. Performance and metabolic measures of lactating dairy cows fed diets
supplemented with either mostly saturated or more unsaturated fatty acids. J. Dairy Sci. 92: Suppl 1 (abstr.
#W251).
18. Fokkink, W. B., T. M. Hill, H. G. Bateman II, J. M. Aldrich, R. L. Schlotterbeck, and A. F. Kertz. 2010. Simulated
straw bedding intake and effect on Holstein calves. J. Dairy Sci. 93:300-301 E-Suppl. (abstr. #396).
1. STSS (Show, Tell, Sell, Satisfy) - 1991. Participated in 5 total programs for the Purina salespersons. Presented sessions on: 1) “Body Condition Scoring” with a lab session, 2) “Carbohydrate Digestion and Metabolism”, and 3) Tour of research facilities. Total attendance equaled 397 with 186 salespersons specializing in dairy.
2. STSS II (Show, Tell, Sell, Satisfy) - 1991, 1993, 1995. Participated in 9 total programs for the Purina dealers. Presented sessions on: 1) “Trouble Shooting Dairy Operations - Calves and Heifers”, 2) “Forage and Ingredient Evaluation”, and 3) Tour of research facilities. Total attendance equaled 900.
3. VIP 2000 (Value In Purina) - 1992-1999. Participated in 31 total two-day and 3 total one-day programs for dairy customers and prospects. Presented sessions on: 1) “Body Condition Scoring” with a lab session, 2) “Carbohydrate Digestion and Metabolism”, 3) “Calf and Heifer Feeding and Management”, 4) “Quality Control/Nutrient Variability”, 5) “Metabolizable Energy System”, 6) “Transition Feeding and Management”, and 7) Tour of research facilities. Total attendance equaled 3,085.
4. Dairy Schools - 1993-1998. Participated in 6 total programs for Purina salespersons. Presented sessions on: 1) “Trouble Shooting Dairy Operations - Calves and Heifers”, 2) “Forage and Ingredient Evaluation”, 3) “Heifer Evaluation and Feeding and Management”, 4) “Transition Feeding and Management”, and 5) Tour of research facilities. Total attendance equaled 155.
5. Dairy Beef Launch - 1992. Participated in 4 total programs for the Purina salespersons to introduce new programs for dairy beef calves. Total attendance equaled 100.
6. Dairy Launch - 1992-1998. Participated in 5 total programs for the Purina salespersons to introduce new programs for dairy cattle. Topics included: 1) Ultimate EXT, 2) Super EXT, 3) Calf /Heifer / Dry Cow programs, 4) Positioning Complete Feeds and Concentrates, 5) Total Mixed Ration Palatability, 6) ME program, 7) Ultra Cow / Transit Chow Program, 8) Ration Manager, 9) Forage Feeding Program for heifers, and 10) Proteus Program. Total attendance equaled 200.
7. Centennial Session - 1994. Presented a session on “Heifer Growth and Costs” for dealers and salespersons. Total attendance equaled 200.
8. Dairy Consultant Meetings - 1990-1999. Responsible for the organization, coordination, presentation and follow-up of 29 meetings for the Dairy Consultants of Purina. Average attendance of participants was 25-30.
9. Calf Certification Program-1999. Responsible for sessions on “Feeding and Management of the Calf from birth to 6 months”; taking each class along with a veterinarian through a local calf operation to review, critique, and make recommendations for improvement; and lead discussions for three regional (Harrisburg, PA; Fond du Lac, WI; and Fort Worth, TX) 2-day programs with dealers, dairy specialists, and dairy consultants. Total attendance equaled 150.
Journals:
Journal
of Dairy Science: American Dairy Science Association - http://www.adsa.org/
1. Ad hoc reviewer for J. Dairy Sci. averaging 2-3 manuscripts per year since 1990.
2. Reviewer for Iowa State University Press of Prospectus and partial manuscript for The Development, Nutrition, and Management of the Young Calf by C. L. Davis and J. K. Drackley, published in 1998, Iowa State University Press, http://www.isupress.edu/.
3. Reviewer of National Research Council Nutrient Requirements of Dairy Cattle, Seventh Revised Edition. Published in January 2001, http://www.nap.edu/.
1. Invited to make a presentation on Heifer Growth at the 2nd Annual Professional Dairy Heifer Growers Association conference on April 15-17, 1998, in Reno, NV, but could not due to conflict with a family event.
2. Local host for 4th Annual Professional Dairy Heifer Growers Association conference on March 23-25, 2000, in St. Louis, MO. Hosted the official pre-conference tour on March 22, 2000, at the Purina Research Center with an invited presentation on “An Historical Perspective of Purina Calf and Heifer Research”.
A. Invitational
1. Asociacion
Mexicana de Especialistas en Nutricion Animal A. C. (AMENA),
(Professional nutrition society of Mexico) biennial program, Leon, Guanajuato, Mexico. October 20, 2000. Programa de Reemplazos Para Hatos Lecheros (Dairy herd replacement program), 150 attendees. Presentation and proceedings translated into Spanish.
2. The Dairy Breeding and Feeding Council jointly sponsored by Agribrands Europe Hungary and the Holstein Genetika Llc., Hungary on November 7 in Hajduszoboszlo (125 dairy producers) and November 8 in Balatonfured (110 dairy producers). Feeding and Management Aspects of Reproduction in High-Producing Dairy Cows. Presentation and proceedings translated into Hungarian.
3. Dairy Nutrition and Management Conference 2000 jointly sponsored Agribrands Purina Canada and Alpharma Animal Health Division. Guest speaker along with Dr. Karen Beauchemin of Ag Canada and Dr. Bill Bickert of Michigan State University. Held in Ontario at Kemptville on November15 with 75 dairy Producers, and in Stratford on November 16 with 130 dairy producers. Nutrition and Management Strategies to Maximize Heifer Productivity.
4. Dia de Campo (Field Day) on La Nutricion Como Herramienta Gerencial at Hacienda La Samaria in Ubate’, Colombia, November 29, 2000. Presented session on Dairy Herd Replacement Program to 75 dairy producers.
5. Dairy Nutrition and Management Conferences with presentations on Calf and Heifer Programs and Transition Cow Feeding and Management. Two programs: March 27, 2001 in Pompeu, Brazil for 125 dairy producers; and March 28, 2001 in Campinas, Brazil for 75 dairy producers. Simultaneous presentation in English and Portuguese with printed summary in Portuguese.
6. Professional Dairy Heifer Growers Association Northeast Regional Conference. Presentation on Nutrition of The Older Heifer. Burlington, Vermont. October 25-26, 2001.
B. Training
1. Agribrands Purina Korea in Seoul on June 8, 2000 with dairy sales specialists. Calf and Heifer Programs. Transition Cow Feeding and Management.
2. Agribrands Purina Mexico in Leon on June 22, 2000 with dairy sales specialists. Calf and Heifer Programs.
Publications:
Feedstuffs,
The Weekly Newspaper for Agribusiness - http://www.feedstuffs.com/
Hoard's
Dairyman, The National Dairy Farm Magazine - http://www.hoards.com/
A. Feedstuffs, Dairy Focus Issue, beginning September 10,
2001.
Note: Reading the following columns
requires Adobe Acrobat Reader – free download at http://www.adobe.com/products/acrobat/readstep.html
|
Date |
Title |
Link |
|
Sep 10, 2001 |
Comparison shows results of raising dairy calves,
heifers. p. 12. |
|
|
Nov 12, 2001 |
NRC recommendations for dairy calves appear to be in
line. p. 9 and 10. |
|
|
Jan 14, 2002 |
NRC recommendations for heifers must be used
carefully. p. 12 and 29. |
|
|
Mar 4, 2002 |
Milk fat depression in dairy cattle
multifaceted. p. 26-27. |
|
|
Mar 11, 2002 |
Heifer growth rate requirements should be closely
defined, evaluated. p. 10. |
|
|
May 13, 2002 |
Criticality of transition period for young calves
often unrecognized. p. 10 and 27. |
|
|
Jul 8, 2002 |
Feeding calves waste/mastitic milk leads to serious
questions. p. 10 and 13. |
|
|
Sep 9, 2002 |
Feeding colostrum beyond first day may have growth
benefits. p. 10 and 11. |
|
|
Nov 11, 2002 |
Calf, heifer phosphorus levels often in excess of
requirement. p. 11. |
|
|
Jan 13, 2003 |
Supplemental levels of vitamin A, E in milk
replacers suggested. p. 10, 11, and
18. |
|
|
Mar 10, 2003 |
Calf, heifer research trials should include
necessary data. p. 8 and 27. |
|
|
May 12, 2003 |
Additional factors suggested in analysis of study
results. p. 9. |
|
|
Jul 14, 2003 |
Data comparing calf growth of Holstein, Jersey
breeds rare. p. 9. |
|
|
Sep 8, 2003 |
Calf rearing goals being set: limited improvement since 1996. p. 10 and 20. |
|
|
Nov 10, 2003 |
Calf growth data show gender differences in dairy
calves. p. 10 and 27. |
|
|
Jan 12, 2004 |
Protein:energy ratios have renewed attention for
heifer development. p. 10 and 12. |
|
|
Mar 8, 2004 May 10, 2004 |
Factors affecting custom heifer grower practices,
pricing profiled. p. 10. Calf, heifer symposia held at Midwest ADSA/ASAS
meetings. p. 10. |
|
|
Jul 12, 2004 Sep 13, 2004 Nov 8, 2004 Jan 10, 2005 Mar 14, 2005 Mar 14, 2005 |
Colostrum, starter intakes key to immunity, calf
performance, p. 10-11. Practical information available from calf,
heifer conference, p. 10. Ad libitum milk feeding may yield larger calf bodyweight gains. p. 10-11. Age at first calving affects performance at
commercial dairy. p. 9 and 16. Role of forage in calf’s rumen development may be
problematic. p. 10-11. Solorzano, L. C. and A. F. Kertz. Rumen inert fat supplements reviewed for
dairy cows. p. 12-14 and 20. |
|
|
May 9, 2005 |
Corn processing may affect growth, rumen. p. 12-13. |
|
|
July 11, 2005 |
Meetings focus on calf, heifer.
p. 11. |
|
|
Sep 12, 2005 |
Calf water intake reviewed. P.
11. |
|
|
Nov 14, 2005 |
Colostrum may have lasting health effects. p. 10-11. |
|
|
Jan 9, 2006 |
Dairy column marks decade of many topics. p. 10-11. |
|
|
Jan 9, 2006 |
Holstein steer topics updated. p. 13. |
|
|
Mar 13, 2006 |
Stillbirths
represent sorry state for calves. p. 12-13. |
|
|
May 8, 2006 |
Conference looks
at 55 years of dairying. p. 12-13. |
|
|
July 10, 2006 |
Feeding waste
milk common despite data. p. 12-13. |
|
|
Sep 11, 2006 |
Pasteurized
colostrum results warrant trials. p. 12-13. |
|
|
Nov 13, 2006 |
Calf
transportation is one source of stress. p. 12-13. |
|
|
Jan 8, 2007 |
Proper
ventilation alleviates respiratory issues in calves. p. 11. |
|
|
Mar 12,2007 |
Factors affect
dairy calf growth measurements. p.
12-13 |
|
|
May 14, 2007 |
Calf/heifer
continuing education needed. p. 12-13. |
|
|
July 9, 2007 Sep 10, 2007 Nov 12, 2007 Jan 14, 2008 Mar 10, 2008 May 12, 2008 July 14, 2008 Sep 8, 2008 Nov 11, 2008 Jan 12, 2009 Apr 13, 2009 May 11, 2009 July 13, 2009 Sep 14, 2009 Nov 9, 2009 Jan 11, 2010 Mar 8, 2010 May 10, 2010 July 5, 2010 Sep 13, 2010 Nov 8, 2010 Jan 10, 2011 Mar 14, 2011 May 9, 2011 July 11,2011 Sep 13, 2011 Nov 7, 2011 Jan 9, 2012 Mar 12, 2012 May 14, 2012 |
Dystocia affects health,
survival. p. 12 and 25. Physical starter
form matters in calf growth. p. 12-13. First-calf
heifers have unique dietary needs. p. 12, 13, and 25. Heifer growth
targets have use, limitations. p. 12-13. Rearing
parameters see little improvement. p. 12-13. Feed cost
controls reviewed. p. 13 and 21. NAHMS report
provides additional findings. p. 12-13. Composition of
bovine colostrum variable. p. 12-13. Rethink calf
starters to maximize growth. p. 12-13. Hay, hulls in
calf starters troubling. p. 12. Diluting heifer
diets with straw studied. p. 12-13. Sexed semen
influence replacement numbers. p. 12-13. Effects of shade
in heifers evaluated. p. 12-13. Calf colostrum
replacer can meet Ig needs. p. 12. Limit feeding
possible for growing heifers. p. 12-13. Milk replacer
feeding programs compared. p. 12-13. Heat-treated
colostrum raises IgG absorption. p. 12-13. Research on
accelerated calf programs reviewed. p. 12-13. Gradual weaning
leads to more uniform calves. p. 12-13. Illness affects calves’
feeding behavior. p. 12-13. Calf, heifer
advisory tool improves welfare. p. 10-11. First postweaning
calf grouping critical. p. 12-13. Pasteurized waste
milk study reported. p. 12. Economics, calf
raising discussed at meeting. p. 10-11. Many factors
affect calf survival after weaning. p.
12-13. Adding forage to
calf starters scrutinized. p. 12-13. Supplement energy
to calves in cold weather. p. 12-13. Colostrum from
heifers similar to older cows. p. 12-13. Calf gain may
improve later milk production. p. 12-13. Presentation at
DCHA addresses heifer feeding. p. 12-13 |
|
A. Hoard’s Dairyman, Feeding, beginning 2002.
Note: Reading the following columns
requires Adobe Acrobat Reader – free download at http://www.adobe.com/products/acrobat/readstep.html
|
Date |
Title |
Link |
|
Jan 10, 2002 |
What really dictates how
calves grow? p. 18-19. |
|
|
Feb 10, 2002 |
Can we learn from fat and
protein levels and ratios? p. 110-111. |
|
|
Feb 25, 2002 |
What we can learn from
blood mineral values. p. 160. |
|
|
June 2002 |
Think about your heifer
growth expectations. p. 446-447. |
|
|
Aug 25, 2002 |
How much fiber for
close-ups? It depends. p. 558. |
|
|
Oct 10, 2002 |
How are your first-calf
heifers doing? p. 674. |
|
|
June 2003 |
Calves go through a transition
at weaning. p. 436 |
|
|
Jan 10, 2006 |
Even during winter, calves
really need water. p. 18-19 |
|
|
Mar 10, 2006 |
Colostrum sets calves up for life. p. 156 |
|
|
Nov 2006 |
Let’s take a look at heifer growers. p. 766 |
|
|
Jan 10, 2007 |
Calf losses leave lots of money on the table. p. 18-19. |
|
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May 10, 2007 April 10, 2008 April 10, 2008 May 10, 2008 Nov 2008 Jan 25, 2009 Mar 25, 2009 June 2009 Oct 10, 2009 Oct 25, 2009 Jan 25, 2010 Sep 25, 2010 Jan 25, 2011 Mar 25, 2011 June 2011 Sep 25, 2011 Dec 2011 May 10, 2012 |
Don’t drop the ball when you wean calves. p. 340-341. Stillbirths and dystocia…worse than we thought. p. 252. Spanish calf ranch researches growing strategies. p. 264-265. Too many calf feeding mistakes being made. p. 343. Keep calves gaining during cold weather. p. 719. How your calves should grow. p. 60. Early weaning is best way to cut calf costs. p. 224. Calf raising is improving…but slowly. p. 423. We can grow better heifers. p. 614. How are those heifers doing…really? p. 659. She’s weaned…now what? p. 58. Struggling with how big heifers should be. p. 624. Calf and heifer strategies tested. p. 60. A closer look at limit feeding heifers. p. 219. We can do better with calves. p. 399. Calves need consistency to perform well. p. 595 Cold weather impedes calf growth. p. 727. We are finding better ways to raise replacements. p. 765. Reap the benefits of ADSA membership. p. 337. |
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B. Hoard’s Dairyman en espanol (published in Mexico for Spanish speaking countries and subscribers).
· Colostrum sets up calves for life (El calostro prepara a las becerras para la vida), p. 276-278, May 2006. (also published as Assessing and Feeding Colostrum in CARTA GANADERA, the largest livestock magazine in Mexico). READ
·
Calf starting programs (Programas de iniciacion de becerras), p.
558-562, September 2005. READ
· Heifer growing programs (Criando vaquillas lecheras) p.32-37, January 2006. READ
· Dry and transition cow programs. (Alimentacion y manejo de la vaca seca y en transicion). p. 701-709. November 2006. READ
· Lactating Cow Feeding and Management. (Manejo y alimentacion de la vaca lactante). p. 60-64. January 2007. READ
· Stillbirths and dystocia ... worse than we thought (Nacidos muertos y distocias...peor de lo que creiamos). p. 356-357. June 2008. READ
· How to grow their calves (Como deben crecer sus becerras). p. 261-262. April 2009. READ
· Early weaning is the best way to reduce the costs of rearing calves (El destete precoz es la mejor forma de reducir los costos de crianza de becerras). p. 384-385. June 2009. READ
· Calf raising is improving…but slowly (La crianza de becerras esta mejorando…pero lentamente). p.566 and 568. September 2009. Read
· Maintain calves’ weaning weight when it is cold. (Mantenga a sus becerras ganando peso cuando hace frío), p. 188 and 190, March 2010. Read
· She’s weaned…now what? (Ya está destetada . . .¿y ahora qué?). p. 254 and 256, April 2010. Read
· Struggling with how big heifers should be. (Batallando con qué tan altas deben ser las vaquillas). p. 696 and 697. November 2010. Read
· Calf and heifer strategies tested (Revision de las strategies de crianza de becerras y vaquillas). p. 180 and 182. March 2011. Read
· A closer look at limit feeding heifers. (Un vistazo más de cerca a la alimentación restringida de vaquillas). p. 380 and 381. June 2011. Read
· We can do better with our calves. (Podemos criar mejor a nuestras becerras). p. 56-561, September 2011. Read
· Calves need consistency to perform well. (Las becerras necesitan consistencia para tener buenos rendimientos). p. 778-779, December 2011. Read
·
We are finding
better ways to raise replacements.
(Estamos encontrando mejores formas de criar reemplazos). p. 124-125, February 2012. Read
1. van Eys, J. E. and A. F. Kertz. 6th International Feed Congress and Exhibition of the
Turkish Feed Assoc. (TUYEM), Antalya, April 20-24, 2002.
· Alternative Feedstuffs in Compound Feeds
· Latest Developments in Ruminant Nutrition
2. Kertz, A. F.
2002. Proc. Southeast Dairy Herd
Management Conference. Macon, GA.
November 12-13, p. 43-49.
· Some feeding and management aspects of milk fat, protein, and their ratio. p. 43-49.
·
Issues of
feeding and managing first-calf heifers.
p. 81-88.
3. Kertz, A. F. 2002. Feeding and management of high-producing dairy cattle. Dairy
producer programs at:
· Kwanchun, South Korea on December 9
· Naju, South Korea on December 10
· Ansong, South Korea on December 11 at Hankyong National University
4. Kertz, A. F.
2002. Review and Critique: Nutrient
Requirements of Dairy Cattle 2001
NRC Edition. Program for Private dairy cattle consultants of South Korea. Seoul on
December 12.
5. Kertz, A. F. 2003. Calf Starters and Programs for Heifer Raising; along with Dr. Jim
Morrill—Kansas State University speaking on Use of Milk Replacers:
· Monterrey, March 17
· Auguascalientes, March 19
· Queretaro, March 20
for Mexican dairy producer groups.
6. Kertz A. F. and H. Chester-Jones. 2003. Guidelines for measuring and reporting calf
and heifer experimental data. NC-1119 (Management systems to improve the economic
and environmental sustainability of dairy enterprises) Annual Meeting, Amarillo
Research and Extension Center, Amarillo, TX, October 9-11.
7. Kertz A. F. 2004. Calf Raising: How Are We Doing? Sponsored by Milk
Specialties Co., Elite Producer Business Conference. Las Vegas, NV, Nov. 8-10.
8. Kertz, A. F. 2005. Review of Calf Operations. Virginia State Feed Association
Convention, Williamsburg, VA, Feb. 24.
Co., National Dairy Calf and Heifer Conference and Central Plains Dairy Expo, Sioux
Falls, SD, Mar 30-Apr. 1.
· Overview of Calf Management
· Colostrum Management
Garden City, KS, Apr. 12.
by Milk Specialties Co., Elite Producer Business Conference. Las Vegas, NV, Nov. 7-9.
management. Sponsored by F. M. Brown’s Son’s Inc., Shady Maple and Leesport, PA,
Feb. 1 and 2.
by The Old Mill Troy and MS Specialty Nutrition
· New Holland, PA on July 25
· Chambersburg, PA on July 26
· State College, PA on July 27.
Producer Business Conference. Las Vegas, NV, Nov 15-16.
Growth. 11th Annual PDHGA Dairy Calf and Heifer Conf., Proc. Pre-Conf. Calf
Seminar, p. 81-92, Burlington, VT, USA.
make management decisions. Proc. 11th Annual PDHGA Dairy Calf and Heifer Conf., p.
56-65.
18. Kertz, A. F. 2007. Some Key Elements in Calf Feeding and Management. Mills Farm
Fleet program. Sponsored by MSC. April 12, Marshfield, WI, April 12.
19. Kertz, A. F. 2007. Expo Leche 2007, May 16-18, Puerto Vallarta, Mexico.
·
Getting
calves off to the Right Start
·
Current
Ideas on Dry and Transition Cow Feeding and Management
·
Calves
Need Transitions Too—Leading Calves Through Weaning
·
Now What
Do We Do? Growing Heifers Right
·
Colostrum
·
Calves
·
Heifers
·
Transition
Cows
·
Managing
the Three Critical Periods for Calves
·
Heifer
Growing Phases and Efficiencies
·
Calves
Need Transitions Too—Leading Calves Through Weaning
·
Now What
Do We Do? Growing Heifers Right.
·
Some Key
Aspects of Calf Feeding and Management, May 29.
·
Some Key
Aspects of Heifer Feeding and Management, May 30
33. Kertz, A. F. 2009. U. S. Soybean Export Council. ASA-IM Dairy Seminars at Izmir, Turkey on March 5-6 and at Alexandria, Egypt on March 8-9.
·
The Basics
of Fat Feeding to Dairy Cows
·
Calf
Rearing Programs that Balance Cost and Value
·
Colostrum
Management and Nutrition
·
Calf
Nutrition and Management
36. Kertz, A. F. 2010. Blue Seal Richer Dairy Nutrition Heifer Clinic. What Happens Between Calves and Cows? How to Turn the Cost of Raising Heifers into More Value for Your Farm.
· March 8 in Waterville, ME
· March 9 in Greenfield, MA
· March 10 in Middlebury, VT
· March 11 in Enosburg Falls, VT
37.
Kertz, A. F.
2010. Symposium on Direct-fed microbials in ruminants: Effects
on productivity, health, and food safety.
Effects of direct-fed microbials
on health and development of pre-ruminant dairy calves: An Assessment. Midwest American Dairy Science Association/American Society of
Animal Science Meeting. March 15-17, Des
Moines, IA.
38. Bach, A. and A. F. Kertz. 2010. Raising Dairy Replacements Objectively: The Value of Data-Based On-Farm Decisions. Proc. Tri-State Dairy Nutr. Conf., Fort Wayne, IN, p. 77-90.
39. Kertz, A. F. 2010. Proc. Southeast Dairy Herd Management Conference, Nov 3-4, p. 18-30 and 96-105.
·
An assessment
of calf milk replacer feeding programs
·
Calf
rearing programs that balance cost and value
40. Kertz, A. F. 2011. Feed efficiencies in growing dairy heifers. Proc. Mid-Atlantic Nutr. Conf., Mar. 23-24, MD.
41. Kertz, A. F. 2011. Changes in feeding dairy calves and heifers during the past 20 years and looking ahead. Proc. Tri-State Dairy Nutr. Conf., Apr. 19-20, Fort Wayne, IN.
42. Kertz, A. F. 2011. Feeding management of calves and heifers. Proc. 2nd International Symposium on Dairy Cow Nutrition and Milk Quality. May 7-9, Beijing, China.
43. Kertz, A. F. 2011. If Calves Could Talk, What Would They Say About Their Feeding Program? Proc. Minnesota Nutr. Conf., Sep. 20-12, p. 79-90, Owatonna, MN.
44. Kertz, A. F. 2012. Successfully transitioning the calf before and after weaning. Proc. 16th Annual DCHA Calf & Heifer Conference. March 20-21, p. 60-76, Visalia, CA.
45. Kertz, A. F. 2012. Colostrum Management and Feeding. Expo Leche 2012, April 24-25, Aguascalientes, Mexico.
46. Kertz, A. F. 2012. Yeast culture / probiotics. Bovine Immunology: The Intersection of Innate and Acquired Immunity, 23rd ADSA DISCOVER Conference, May 29—June 1, Itasca, IL.