Breeding and Reproduction

Horse breeding from planning through foal care

R. equi on Breeding Farms

Rhodococcus equi is the most common cause of pneumonia in foals one to four months of age, bringing costly losses on affected breeding farms.

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Cloned Pregnancy Lost at Texas A&M

A research mare at Texas A&M (TAMU) carrying a cloned foal recently lost her pregnancy. We lost it at nine months of gestation via premature separation of the placenta and placentitis (placental infection), which we treated for three weeks”P>A research mare at Texas A&M (TAMU) carrying a cloned foal recently lost her pregnancy. We lost it at nine months of gestation via premature sep”>A research mare at Texas A&M (TAMU) carrying a clon

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Stallion Collection Schedules Affect Mare Pregnancy Rates

The ABCs of Artificial Insemination

AI is a relatively easy, safe, and convenient method of covering mares with stallions from all over the world. As with all techniques, it takes skill to make sure all the proper steps are taken to provide the best chance for pregnancy.

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Pregnant Mares in Heat?

Can you supply me with a veterinary explanation on whether a mare that is in foal can come back into season? We have had many discussions about this subject at my barn and are still divided on the answer.

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Colt Fertility

My husband and I have a mare in heat. I had suggested that we use a 2 1/2 year old stud that we own. He said that the stud is too young. Can you help?

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Mare vs. Stallion Genes

I hear people talking about how genetic lines all trace through the paternal side of the horse. What about the mares?

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North Carolina Owners: Vaccinate Horses Against Rabies

10 Tips on Getting Horses Ready for Spring

Spring is in the air! Oh, to be sure, we aren’t finished with cold weather in many parts of the country, but it won’t be long before we will be ready to head out trail riding or be off on the spring horse show circuit. Here are some tips to help prepare your horse for the spring riding season.

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Mules and Donkeys

In addition to long ears, she said, donkeys have a short, upright mane and have finer, lighter hair around the eyes and muzzle when compared to horses. Donkeys have no forelock and have a switch for a tail. Mules normally will have a full tail, but might not have a forelock.

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The MRLS Mystery

MRLS touched us all, and some more than others; it broke not only the spirit, but the purse strings of many farms. We accumulated information on risk factors–from weather patterns, to host plants, to unusual insect populations, to time allowed expos

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WNV Vaccination in Mares and Foals

There were nearly 14,000 reported cases of West Nile virus (WNV) in the United States in 2002 by the end of November, and many broodmares were exposed to the virus even if not clinically affected. As the country begins its fifth year of handling

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Kentucky Abortions Update

The ?blip? of abortions seen in August, September, and October in Kentucky has continued on through December. With only about 50 total abortions reported, this problem might not even catch the attention of many people in a normal year, as

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Horseman’s Day at the 2002 AAEP Convention

Horseman?s Day, held for the third time as part of the annual AAEP convention, was another rousing success. There weren?t as many people in attendance as there were in San Diego last year, but they were just as enthusiastic. AAEP officials said

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West Nile Virus Vaccination in Mares and Foals

There were nearly 14,000 reported cases of West Nile virus (WNV) in the United States in 2002 by the end of November, and many broodmares were exposed to the virus even if not clinically affected. As the country begins its fifth year of handling

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