Jonathan F. Pycock, B. Vet. Med, PhD, DESM, MRCVS

Jonathan F. Pycock, BVetMed, PhD, Dipl. ESM, MRCVS, operates Equine Reproductive Services, a first opinion and referral private equine practice based in Yorkshire, England. He has published many papers and book chapters on a variety of equine reproductive topics, and edited the book Equine Reproduction and Stud Medicine. His main interests include ultrasonography, breeding the problem mare, and artificial insemination. Currently, he is evaluating the use of oxytocin and depot oxytocin as a post-breeding treatment for mares.

Articles by: Jonathan F. Pycock, B. Vet. Med, PhD, DESM, MRCVS

Live Cover Management

No one method for managing live cover breeding is foolproof. Handling of the mare and stallion should be individualized to minimize injury and optimize success.

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Mare Breeding Problems: Make Room for Baby

One of your main objectives whether you own or work with broodmares should be to produce the maximum number of live, healthy foals from the mares bred during the previous season. Perhaps the biggest obstacle to achieving this aim is the “problem” mare.

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Breeding Soundness Exam of the Mare

Horse breeding is a time-consuming and expensive business. Therefore, horse breeders must be able to assess the likelihood of a mare being able to conceive, carry a fetus through a pregnancy, and deliver a live foal. While unforeseen problems ca

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Management of Twins: Have We a New Option?

As has been discussed in earlier issues of The Horse, twinning is highly undesirable in the mare. The advent of ultrasound has allowed earlier detection of multiple pregnancies from around Days 14 to 16 post-breeding, and the majority of

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Breeding on Foal Heat

The mare has a long gestational period and to be a yearly producer she must be back in foal, on average, 25 days from giving birth. It is important to understand all the processes that take place in the period from parturition to the restoration

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Breeding With Chilled and Frozen Semen

Artificial Insemination (AI) involves the introduction of sperm into the reproductive tract of the mare without natural mating. AI in the horse was first practiced long ago. Ancient Arabian texts describe how mares were successfully inseminated.

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