Invitational Presentations

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.

7.    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

8.    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.

9.     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

10.   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.

11.    Morrill—Kansas State University speaking on Use of Milk Replacers:

  • Monterrey, March 17
  • Auguascalientes, March 19
  • Queretaro, March 20

for Mexican dairy producer groups.

12.  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.

13.  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.

14.  Kertz, A. F.  2005.  Review of Calf Operations.  Virginia State Feed Association Convention, Williamsburg, VA, Feb. 24.

15.  Kertz, A. F.  2005.  Calf Raising:  How Are We Doing?  Sponsored by Milk Specialties Co.,

16.  National Dairy Calf and Heifer Conference and Central Plains Dairy Expo, Sioux Falls, SD, Mar 30-Apr. 1.

17.  Kertz, A. F.  2005.    Calf Raiser Calf College, Harrisonburg, VA, Apr. 6.

  • Overview of Calf Managemen
  • Colostrum Management

18.  Kertz, A. F.   2005.  Calf Feeding and Management Sponsored by Monsanto Co., Garden City, KS, Apr. 12.

19.  Kertz, A. F.  2005.  Issues and Strategies:  Feeding Pasteurized Waste Milk.  Sponsored by Milk Specialties Co., Elite Producer Business Conference.  Las Vegas, NV, Nov. 7-9.

20.  Kertz, A. F.  2006.  New insights into the importance of colostrum feeding and management.  Sponsored by F. M. Brown’s Son’s Inc., Shady Maple and Leesport, PA, Feb. 1 and 2.

21.   Kertz, A. F.  2006.  Recent advances in calf nutrition and calf management Sponsored 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.

22.  Kertz, A. F.  2006.  Update:  Feeding pasteurized waste milk.  Sponsored by MSC.  Elite Producer Business Conference.  Las Vegas, NV,    Nov   15-16.

23.  Bach, A., M. Terre, J. Ahedo, A. Kertz, and J. L. Juaristi.  2007.  Optimizing Calf Growth.  11th Annual PDHGA Dairy Calf and Heifer Conf., Proc. Pre-Conf. Calf Seminar, p. 81-92, Burlington, VT, USA.

24.  Bach, A., J. Ahedo, A. Kertz, and J. L. Juaristi.  2007.  Using technology and records to make management decisions.  Proc. 11th Annual PDHGA Dairy Calf and Heifer Conf., p.56-65.

25.  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.

26.  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

27.  Kertz, A. F.  2007.   Dairy Calf and Heifer Association Profit Seminars.  Clovis, NM and Dalhart, TX, June 13 and 15.

  • Calves Need Transitions Too—Leading Calves Through Weaning
  • Now What Do We Do?  Growing Heifers Right

28.  Kertz, A. F.  2007.  Ruminant Nutrition Laboratory, Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing.  December 7.

  • Colostrum
  • Calves
  • Heifers
  • Transition Cow

29.  Kertz, A. F.  2007.  Dairy farm managers and owners at Bright Dairy, Tianjin, ChinaSome Key Elements in the Dairy Cow Life Cycle.  December 10.

30.  Kertz, A. F.  2008.  Dairy Calf and Heifer Association Profit Seminars.  Modesto, CA, Phoenix, AZ, and Tillamook, OR.  February 4, 6, and 8.

  • Managing the Three Critical Periods for Calves
  • Heifer Growing Phases and Efficiencies

31.   Kertz, A. F.  2008.  Dairy Calf and Heifer Association Profit Seminars.  Gainesville, FL and Hagerstown, MD.  March 11 and 13.

  • Calves Need Transitions Too—Leading Calves Through Weaning
  • Now What Do We Do?  Growing Heifers Right. 

32.  Kertz, A. F.  2008.  Feeding the Preweaned Dairy Calf.  Ontario Agri-Business Association (AOBA) & Ontario Association of Bovine Practitioners (OABP) Joint Spring Meeting. Guelph, Ontario.  April 10.

33.  Kertz, A. F.  2008.  American Soybean Association, Izmir, Turkey.

  • Some Key Aspects of Calf Feeding and Management, May 29.
  • Some Key Aspects of Heifer Feeding and Management, May 30

34.  Bach, A., J. Ahedo, and A. F. Kertz.  2008.   ADSA Production Division Symposium on Dairy Replacement Heifers:  Cost effective Strategies from Weaning to Calving.  Using growth monitoring in heifer management and research.  J. Dairy Sci. 91:538, E-Suppl. 1, abstract #602.

35.  Kertz, A. F.  2008.  Managing the three critical calf periods Sponsored by The Old Mill Troy and MS Specialty Nutrition.   Maple Grove, PA on August 20 and Harrisonburg, VA on August 21.

36.  Kertz, A. F.  2008.  Managing the three critical calf periods.  Sponsored by Laranda Farms, Inc. and MS Specialty Nutrition.  Okeechobee, FL.  September 18

37.  Kertz, A. F.  2008.  Managing the three critical calf periods.  2008 Calf Raiser College.  Martinsville, VA.  October 28.

38.  Kertz, A. F.  2008.  Maturation of the Digestive System into a Functioning Ruminant.  American Dairy Science Association 15th DISCOVER Conference, Biology of the Calf:  Birth to 4 Months.  Roanoke, VA, Nov. 16-19.

39.  Kertz, A. F.  2009.  Feed Restriction Programs for Heifers.  20th FL. Rum. Nutr. Symp., Gainesville, FL. p.125-136.

40.  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

41.  Kertz, A. F.  2009.  Calf rearing programs that balance cost and value.  13th Annual DCHA Calf & Heifer Conference, March 24-27, p. 127-141 (Spanish p. 143-161), Tucson, AZ.

42.  Kertz, A. F.  2009.  1st International Symposium on Dairy Cow Nutrition and Quality Milk.  May 4-9, Beijing, China.

  • Colostrum Management and Nutrition
  • Calf Nutrition and Management

43.  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           

44.  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

45.  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.

46.  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

 47.  Kertz, A. F.  2011.   Feed efficiencies in growing dairy heifers Proc. Mid-Atlantic Nutr. Conf.,  Mar. 23-24, MD.

48.  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.

49.  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.

50.  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.

51.  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.

52.  Kertz, A. F.  2012.  Colostrum Management and Feeding.  Expo Leche 2012, April 24-25,  Aguascalientes, Mexico.

53.  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.

54.  Kertz, A. F.  2012.  Calf starters and milk substitutes, managing achievable calf performance.  DIGAL Conferencias Expo Talieres, September 21, Delicia, Chihuahua, Mexico.

55.  Kertz, A. F.  2012.  Cost/Value relationships for calf and heifer raising programs.   Dairy Summit, October 12, Amelia Island, FL.

56.  Kertz, A. F.  2012.  Strategies in Getting Calves off to the Right Start and on the way to Becoming Better Cows.  Training Program for Dairy Farmers:  Profitability and Productivity for Intensive Dairies.  Sponsored by Institute of Animal Science—Chinese Academy of Agricultural Science, Dairy Association of China, Dairy S&T Training Program of Ministry of Agriculture.  December 1 in Beijing and December 3 in Hefei, China.

57.  Kertz, A. F.  2013.  Losses in Calf and Heifer Rearing.  Expo Leche 2013, April 22-24, Aguascalientes, Mexico.

58.  Kertz, A.F. and M. E. Van Amburgh.  2013.  Formulation and feeding management of calves, heifers, and lactating cows.  Proc. 3rd International Symposium on Dairy Cow Nutrition and Milk Quality.  May 11-13, Beijing, China.

59.  Kertz, A. F.  2013.  Multiple locations in China:  May 5, 6, 7, 8, 9, 10, 20, 21, 22, and 23.  Sponsored by Novus International.

  • Feeding and managing cows to optimize milk production and efficiency
  • Feeding and managing transition cows
  • Strategies in getting calves off to the right start and growing heifers to become better cows
  • Some elements of effective cow cooling and heat stress feeding and management changes

 60.  Kertz, A. F.  2013.  Does formulation and physical form of a calf starter make any difference to the calf?  New Developments in Immunity, Nutrition, and Management of the Preruminant Calf.  25th ADSA DISCOVER Conference, May 29—31, Itasca, IL.

61.  Kertz, A. F.  2013.  An economic comparison of intensive and conventional calf rearing. DIGAL Conferencias Expo Talieres, September 11, Delicias, Chihuahua, Mexico.

62.  Kertz, A. F.  2013.  What difference does it make to my dairy how I raise my heifers?  Training Program for Dairy Farmers.  Sponsored by Institute of Animal Science—Chinese Academy of Agricultural Science, Dairy Association of China, Dairy S&T Training Program of Ministry of Agriculture.  December 7 in Beijing, China.

63.  Kertz, A. F.  2013.  Feeding and management of calves and heifers, and Feeding and managing transition and lactating cows to optimize milk production and efficiency. Satellite Training, Beijing Orient Dairy Consultant, Ltd (Holstein Farmer Magazine), December 16, Beijing, China.

64.  Kertz, A. F.  2014.  A historical perspective on key aspects of applied calf nutrition.   First Webinar sponsored by the Graduate Student Division of the American Dairy Science Association.  January 15. http://www.adsa.org/gradstudent/pioneers_webinar.asp

65.  Kertz, A. F.  2014.  Key elements of feeding and management of calves and heifers.  Sponsored by Spring Wisdom Company.  March 19. Taichung, Taiwan.

66.  Kertz, A. F.  2014.  Presentations in China during June 16-27.

  • Some key calf feeding and management issues
  • Feeding and managing first calf heifers
  • Feeding fat:  Intake and production/metabolism 

67. Kertz, A. F. 2014. Presentations for Fides Agro on Feeding and Management of Calves and Heifers, and Feeding and Managing Transition Cows. November 12 and 13, Czech Republic. 

68.  Kertz, A. F. 2014. Presentations for Dairy Training Program on An Overview of the U.S. Dairy Industry, and Feeding and Management of Transition Cows. December 13, Qingdao, China.

69.  Kertz, A. F. 2015.  Calf Starters and Milk Substitutes: A Review of Managing Achievable Calf Performance.   4th International Symposium on Dairy Cow Nutrition and Milk Quality, Beijing, China, May 8-10.

70.  Kertz, A. F. 2015.  An Overview of the U.S. Dairy Industry. Chinese Academy of Agricultural Sciences—International Center for Research on Agroforestry Joint Workshop on Sustainable Animal Science. Beijing, China, May 12-13.

71.  Kertz, A. F. 2015.  An Overview of the U.S. Dairy Industry and Calf and Heifer Growing Programs. International Center for Research on Agroforestry. Kunming, Yunnan Province, China, May 14.

72.  Kertz, A. F. 2015.  Some Calf and Heifer Management Issues and Calves Need Comfort Too. Heilongjiang Elite Dairy Farm Alliance, Harbin, Heilongjiang Province, China. May 22.

73.  Kertz, A. F. 2015. Development of the U. S. Dairy Industry and Milk Inspection. Webinar for Chinese Academy of Agricultural Sciences, Ministry of Agriculture, Beijing, November 9.

74.  Kertz, A. F. 2015. Calf Starters and Milk Substitutes–Managing Achievable Calf Performance. San Yuan Dairy Group host and other dairy groups. Beijing, November 8.

 75.  Kertz, A. F. 2016. Calf Performance During First 3 Months and Lifetime Effects. CP Group (Tianjin Region) 2nd International Dairy Farming Technology Conference, Harbin, Heilongjiang Province, China June 17.

76.  Kertz, A. F. 2016.  Feeding and Managing Transition Cows. CP Group (Tianjin Region) 2nd International Dairy Farming Technology Conference, Harbin, Heilongjiang Province, China June 17.

77.  Kertz, A. F. 2016.   Colostrum Feeding and Management—More Important Than Ever, and Managing the 3rd Critical Calf Period and Weather Stress. Presentations in three locations in Uruguay and Argentina, September 28, 29, and 30.

78. Kertz, A. F. 2017. Managing the 3 Calf Critical Periods. 5th International Symposium on Dairy Cow Nutrition and Milk Quality, Beijing, China, May 5-7.

79. Kertz, A. F. 2017. Calf Feeding Programs sponsored by Spring Wisdom, May 8, 9 and 10 at Yangmei, Chunghua, Chiayi, and Ping Pong, Taiwan.

80. Kertz, A. F. 2017. Managing the 3 Calf Critical Periods. Sponsored by Diamond V, August 16 and 17 at Harrisonburg, VA and Harrisburg, PA.

81.  Kertz, A. F. 2017. Calf and Heifer Raising Programs and Feeding and Managing Transition Cows presented at Ministry of Agriculture auditorium for dairy producers, Tehran, Iran. Sponsored by Damdare Bartar Group on October 17, 2017.

82. Kertz, A. F. 2018. Managing the 3rd Critical Calf Period and Texturized Calf Starters. Presented in Krasnodar on March 18 and Liski on March 20 in Russia. Sponsored by Hampel CO Calf-tel.

83. Kertz, A. F. 2018. Managing the 3 Calf Critical Periods. Presented in St. Petersburg on March 22 and Vologda on March 23 in Russia. Sponsored by Hampel, CO Calf-tel.

84. Kertz, A. F. Kertz. 2018. Development of the U.S. Dairy Industry and Milk Inspection. Webinar presented to 40 dairy farms, Beijing, China, September 14.

85. Kertz, A. F. 2018. Managing the 3 Critical Calf Periods. Presented to graduate students and staff of the Milk Research Team, Institute of Animal Science, Chinese Academy of Agricultural Sciences, Ministry of Agriculture, Beijing, China, September 15.

86. Kertz, A. F. 2018. Urea Utilization by Dairy Cattle. Presented to graduate students, Milk Research Team, Institute of Animal Science, Chinese Academy of Agricultural Sciences, Ministry of Agriculture, Beijing, China, September 16.

87. Kertz, A. F. 2019. Assessing the Value of Feed Additives, training sponsored by Spring Wisdom, Training sponsored by Spring Wisdom for its dealers and employees, 14 August, Chiayi, Taiwan.

88. Kertz, A. F. 2019. Hot Summer: How to Improve Feed Efficiency by Effective Feed Additives, Training sponsored by Spring Wisdom for its dealers and employees, 14 August, Chiayi, Taiwan.

 89. Kertz, A. F. 2019. Hot Summer: How to Improve Feed Efficiency by Effective Feed Additives, sponsored by Spring Wisdom for dairy farmers, milk processors, and dairy industry people, 16 August, Taiwan.

 90. Kertz, A. F.  2019. Feeding and Managing Bred Heifers, Transition, and First-Calf Heifers International New Dairy Technology Conference  (INDTC), 20-22 August, Hohhot, China.

 91. Kertz, A. F. 2019. Some Basic Information for Fat Feeding to Dairy Cows, International New Dairy Technology Conference  (INDTC), 20-22 August, Hohhot, China.

92. Kertz, A. F.   2020. Protecting Your Future by Raising Your Calves & Heifers Right Agri-King Progressive Dairy Forum, March 5, Fulton, Illinois.

93. Kertz, A. F.   2020. Some Basic Information for Fat Feeding to Dairy Cows Webinars on April 1 and 15.

94. Kertz, A.F.  2021.  Formulating and Processing Texturized Calf Starters Webinar for China and South Korea.  October 18.