Cattle (Cows) Expert Witnesses: 2

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Donald E. Sanders, DVM, is a Doctor of Veterinary Medicine and Diplomate of the American College of Theriogenology, the branch of veterinary medicine concerned with reproduction, including the physiology and pathology of male and female reproductive systems of animals and the clinical practice of veterinary obstetrics, gynecology, and andrology.

A practicing veterinarian since 1968, Dr. Sanders has consulted on the reproduction of cattle, horses, swine, sheep, and small animals in Ohio and throughout the continental United States, Canada, Mexico, Puerto Rico, Russia, South Korea, China, and Japan. He was named by Bovine Practitioner Journal as one of the Top 20 Bovine Veterinarians in North America in 2013 and has authored numerous books on cattle and swine reproduction. From 2006-2013, Dr. Sanders served as an Associate Clinical Professor for the Department of Veterinary Preventive Medicine, College of Veterinary Medicine at Ohio State University, Marysville, Ohio.

Litigation Support - Dr. Sanders has been providing expert witness services to the legal industry for over 25 years. His services are available to counsel representing Plaintiff and Defense. Dr. Sanders has testified at depositions and court and reviewed and/or wrote reports in preparation for court. His cases involve Food Animal Agriculture / Agribusiness Investigations including:

Veterinary Surgery
Animal Reproduction / Breeding
Animal Science / Genomics
Animal Testing
Stray Voltage
Animal Nutrition / Disease / Welfare

Toxicology

Antibiotic Contamination - Feed, Milk, Meat

Water Quality

Animal Housing

Small Animal Medicine

Food Animal Management

View Dr. Sanders' Consulting Profile.

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Doc-Sanders Goes Whole Hog - The Complete Guide to Raising Pigs...

Donald Sanders, DVM, DACT, PAS

A complete guide to raising pigs for exhibit or profit.

Raising Heifer Replacements – Doc’s Way

Donald Sanders, DVM, DACT, PAS

This book is your reference for raising a heifer calf from her birth to birthing a calf of her own.

The Complete Guide to Raising Dairy Feeder Calves

Donald Sanders, DVM, DACT, PAS

his book provides a wealth of practical information invaluable to 4-H participants and small scale farm operators who plan to raised dairy feeder calves for show or dairy feeders for market.

Milk Them for All Their Worth! - Dr. Sanders’ Guide to Milk and Money (2nd Ed)

Donald Sanders, DVM, DACT, PAS

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tracy dopko equine appraisal Expert Photo

Tracy Dopko, BA, DipEqS, ISA, CPPA, is a CertifiedSenior Equine, Livestock & Agricultural Appraiser with over 20 years of experience travelling all over the United States and Canada conducting appraisals. She has appraised some of the top jumper and dressage horses in Europe, and has also appraised some of the most well-known Holstein, Angus & Jersey cattle in North America.

In 2013, Ms. Dopko completed an Equine Studies Diploma with distinction at the University of Guelph in Ontario, Canada, as well as completing an Equine Science Certificate with distinction, Equine Business Management Certificate with distinction and Equine Welfare Certificate with distinction. In 2017, she graduated from the University of Guelph with a Bachelor of Arts Degree with distinction focusing on Criminal Justice and Public Policy and is also a full-time instructor with the University of Guelph for their Equine Studies Diploma and Equine Business Management programs.

Litigation Support - Ms. Dopko has been retained globally as an appraiser and consultant on many court cases from boarding disputes to negligent homicide (click on CV/Links - Expert Witness Services to view cases). She is qualified as an "Expert" in Court proceedings in both Canada and the United States. Ms. Dopko has worked closely with several of the major insurance companies in the U.S. and Canada, and completed appraisals for multimillion-dollar estate, insurance settlements, and tax audits.

Ms. Dopko is a licensed Equine Private Investigator and Fraud Examiner, practicing under the Security Services and Investigator's Act. She complies with all Federal, Provincial/State, and Municipal laws during criminal and civil investigations, fraud investigations, and insurance fraud.

Daventry Equine appraisals are considered "Certified" for legal purposes in Canada and internationally and are known for their thoroughness and attention to detail. She has over 5,000 hours of appraisal experience, and to date, has helped her clients win over $2,000,000 in dispute cases and settlements. Combined with her background and credentials in the horse industry, Daventry appraisals and expertise provides a valuable asset in the courtroom.

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