Director of Extension

Dr. Townsend grew up on a small dairy farm in Maine and has worked in private practice as a dairy practitioner and in industry as a technical services dairy nutritionist. He is interested in dairy nutrition, especially of the transition cow, milk quality, and calf and heifer management. His background has enabled him to see a wide variety of dairy farms and issues. He is available to help use his experience in troubleshooting health and productivity problems on dairy farms throughout the state of Indiana.

Extension Assistance:
If you have questions or wish to have the assistance of Dr. Townsend for a current herd problem, please contact him at 765-494-0333 If a herd farm visit is scheduled, your local veterinarian and other professionals of your choice will be invited to participate.

Mission statement:
The mission of the PVM Extension Service is to advance the delivery of practical applications of research from Purdue University and around the world to the citizens of Indiana that own production agriculture animals. Simply, PVM veterinarians involved in Extension will strive to help the farmers of Indiana to produce healthy and productive agricultural animals in a sustainable fashion.

Dr. John Townsend

Dr. Jonathan Townsend

Asst. Professor of Dairy Production Medicine
Purdue Veterinary Medicine Director of Extension

Contact Information
Phone: 765-494-0333

B.S. - University of Maine, 1991
D.V.M. - Auburn University, 1995
Ph.D. - Purdue University, 2007
Diplomate American Board of Veterinary Practitioners - Dairy Specialty


PVM Extension Specialists

Dairy - Dr. Jon Townsend


Beef - Dr. Mark Hilton



Equine - Dr. Laurent Couetil


Equine and Small Ruminants - Dr. Janice Kritchevsky



Swine - Dr. Darryl Ragland


ADDL - Dr. Roman Pogranichniy



ADDL - Dr. Steve Hooser


Poultry - Dr. Pat Wakenell



Epidemiology - Dr. George Moore


PVM Publications

Purdue Extension

Purdue Animal Sciences

The PVM Office of Engagement promotes and supports the application of learning and discovery to foster long-term, mutually-beneficial relationships that improve our communities and the veterinary profession.

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