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Dr. Jud Heinrichs

Subject Expert for: 
Calf and Heifer Management

Dr. A. Jud Heinrichs
Professor, Department of Dairy Science, The Pennsylvania State University

Dr. A. Jud Heinrichs


Area of Expertise
Jud Heinrichs is a Professor of Dairy Science at The Pennsylvania State University, and has been a member of the faculty for 26 years. He has a research and extension appointment in the area of dairy nutrition and feeding management. His research programs focus on dairy calves and heifers from a standpoint of nutrition and management. He also researches dairy cow feeding management and was a co-developer of the Penn State Particle Separator, which is a device that is used around the world by dairy nutritionists to better define forage and total mixed ration particle size. His extension work closely follows his research program and has a focus on feeding management and dairy replacements.


Academic Training

PhD 1982 The Ohio State University Dairy Science
MS 1980 The Ohio State University Dairy Science
BS 1977 Cornell University Animal Science

Professional Experience

1982 - Present Assistant (1982 - 1988), Associate (1988 - 1994), and Professor (1994 - Present), Department of Dairy Science, The Pennsylvania State University
1979 - 1982 Nutrition Consultant, Liberty Mills
1980 - 1981 Instructor, Agricultural Technical Institute
1977 - 1982 Graduate Research Assistant, The Ohio State University

Honors and Awards
Pennsylvania Dairyman’s Association Extension Award, 2002
ADSA Applied Dairy Nutrition Award, 2000



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