Persistent Anovulatory Follicles – Anovulatory Hemorrhagic Follicles, Luteinized Unruptured Follicles, PAFs, AHFs, LUFs – all follicular headaches in the mare! By Jos Mottershead You’re following a mare’s follicular development using ultrasound prior to breeding and are relieved to see a good sized follicle developing. Unusually, the follicle continues to develop beyond the size at which you normally see… Read More »
Early Embryonic Loss and Genetics – Chromosomal translocations in horses may be a cause of early pregnancy loss or pregnancy failure. Dr. Teri Lear discusses the issue. By Dr. Teri L. Lear Chromosomes are large segments of DNA wound around special proteins within each cell’s nucleus. They contain nearly all of the body’s genetic material. Horses have 64… Read More »
One-on-one Horse Breeding Training While we are renowned for offering short courses on the subject of horse breeding worldwide, we not infrequently encounter people either at the courses or through our website who are in need of more specific one-on-one horse breeding training. Perhaps they do not own stallions but want to learn more about the reproductive aspects… Read More »
The Semen Looked Bad – Or Is It? Maybe not as bad as you think! A review of what constitutes a cooled semen dose, looking at some newer research and older dogma. By Jos Mottershead and Kathy St. Martin During the course of the breeding season – especially on the EquineRepro Facebook Group that we manage – we… Read More »
Does My Mare Need RegumateTM? – A perennial question for some is “Does My Mare Need Regumate?” Here we discuss some possible instances of need as well as the overuse of the drug By Jos Mottershead The Simple Answer: Does My Mare Need Regumate? Well, the short answer is that if you don’t know, she probably doesn’t need… Read More »
Early Embryonic Death – Noted reproductive veterinarian Dr. Jon Pycock explores early embryonic death in the mare and some possible resolutions to the problem. By Jonathan F Pycock, BVetMed, PhD, DESM, MRCVS, RCVS Specialist in Equine Reproduction For all horse breeders, it is important to realize that not every mare will give birth to a live foal. Failure… Read More »
Managing “Silent Heat” in the Mare – Silent heat (estrus) in the mare can be annoying at best and disastrous to a breeding program at worst. This article offers some useful tips. By Jos Mottershead There are various reasons for silent heat in the mare – some not understood completely, as we haven’t got inside the heads of… Read More »
Breeding the Old Maiden Mare – Older maiden mares present problems of their own in achieving pregnancy. Noted reproductive expert Dr Jon Pycock explores some solutions. By Dr. Jonathan F Pycock, B.Vet.Med., Ph.D., D.E.S.M., M.R.C.V.S. Equine Reproductive Services, Messenger Farm, Ryton, Yorkshire Breeding OR inseminating a mare induces an immediate inflammatory response in the uterus. This is a… Read More »
The Dirty Mare – Noted reproductive veterinarian Dr. Jon Pycock discusses techniques and methods related to successfully managing and breeding the dirty mare. By Dr. Jonathan F Pycock, B.Vet.Med., Ph.D., D.E.S.M., M.R.C.V.S. Equine Reproductive Services, Messenger Farm, Ryton, Yorkshire Introduction One of your main objectives whether owning or working with brood mares should be to produce the maximum… Read More »
Mare Articles About Equine Reproduction – A selection of articles related to mare reproductive matters. Included are descriptors of evalutions, lab work, management and problems. Please Note: While we believe the information found on these pages to be accurate and up to date at the time of writing, it is provided here for informational purposes only, and is… Read More »