Early and accurate diagnosis of pregnancy in the mare is critical in determining her reproductive viability during the breeding season. Once a mare has been determined to be pregnant, her embryonic growth and fetal development may be accurately monit …
Read MorePeople who love horses tend to really love horses, and that goes triple for the horse owner who has decided to move forward with breeding their mare. Whether it’s an individual horse owner with a prized mare or a breeding operation of pretty much any …
Read MoreThe gestation period of the mare is less well-defined as compared to many other mammals. In other words, the window for parturition in the mare is much broader than that of other mammals. Mares are seasonally polyestrus, which means that their breedi …
Read MoreAs discussed several times in this space, mares seasonally polyestrus, which means that their estrous cycles depend on the season. A mare will undergo regular estrus cycles during late Spring, Summer and early Fall, and none during Winter. It is larg …
Read MoreMany mares posses the bona fides that warrant breeding, such as good temperament, conformation, bloodlines and talent, but age is also a very important consideration. Despite the fact that it isn’t at all uncommon to find mares bred during their 20s, …
Read MoreHow long is a horse pregnant? Well, the short answer is 10 to 12 months, or from approximately 326 days to 354 days (although there have been cases where gestation for a mare has gone as long as 365 to 370 days). Most mares only carry one foal per pr …
Read MoreEstradiol is a medication and naturally-occurring steroid hormone. It is an estrogen and is used mainly in hormone therapy. Estrogen therapy is currently being used widely by veterinarians treating intermittent upward patellar fixation (IUPF) in hors …
Read MoreBased on the available literature, the most favorable age group for breeding horses is with mares between the ages of 4 and 12. Once the mare surpasses the age of 12—and particularly if it’s a maiden mare—the conventional wisdom dictates that issues …
Read MoreMany horse owners have come to their equine veterinarian or favored expert with the same question: They have a wonderful mare that they're thinking about breeding, but they're afraid she might be too old. Perhaps she's always been healthy, but they d …
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