Recent News for Breeding and Reproduction

Article

Testing for Failure of Passive Transfer

February 03, 2004

When a newborn foal, for whatever reason, fails to obtain the antibodies he needs from his mother in his first hours of life, this often results in a very sick or even dead foal from septicemia. Quick identification of the problem (failure of passive... Read More

Article

Artificial Insemination Made Simple (AAEP 2003)

February 03, 2004

Squires said the perception in the industry is that mares must be examined four to six times per day to use frozen semen successfully. He said the reasons for frequent examination are because limited semen is made available and the desire to breed as... Read More

Article

Regumate to Control Stud Behavior?

February 01, 2004

Q: My yearling stallion has begun his show career in longe line classes. He is beginning to lose concentration and act "studdy" at shows. It was suggested that I put him on Regumate to help control this behavior (as an... Read More

Article

Feeding Orphan Foals

February 01, 2004

Orphan--the name itself evokes sadness and sympathy. A baby without a mother, in this case a foal. Whether it occurs through the death of the mare, or just that the mare cannot produce milk or will not take care of her foal, it all leads to one... Read More

Article

R. equi on Breeding Farms

February 01, 2004

Rhodococcus equi is an organism that lives in soil, requiring warmth and nutrients found in horse manure to grow and spread among equine populations. It is the most common cause of pneumonia in foals one to four months of age, bringing... Read More

Article

Cloned Pregnancy Lost at Texas A&M

February 01, 2004

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... Read More

Article

Mare/Foal Interaction

February 01, 2004

Abby L. Fowden, of the University of Cambridge in the United Kingdom, discussed nutritive and endocrine functions of the placenta at the first Equine Placenta Workshop held at the University of Kentucky Gluck Equine Research Center on Dec. 5-6,... Read More

Article

Preparation of the Mare for Normal Foaling

January 31, 2004

Riddle said that most mares are outside all of the time or are only brought up for feeding until they reach one month before their expected foaling date. Whatever is preferred, broodmares thrive on routine.... Read More

Article

Dystocia Management

January 31, 2004

Incidence of dystocia is around 4%, although this varies by breed, Embertson said. While many dystocias are resolved on the farm, some cases need to be referred to a hospital. This decision should be made based on the position of the foal, duration ... Read More

Article

Jump-Starting the Dummy Foal

January 31, 2004

The term "dummy foal" is being used less and less. A more accurate term for the foal exhibiting behavioral or neurologic abnormalities that are not related to infectious or toxic conditions, congenital or developmental abnormalities, or metabolic dis... Read More

Article

Foal Care From Birth to 30 Days (AAEP 2003)

January 31, 2004

Foal care from the first few hours of life to one month can be critical in the overall health and welfare of the newborn foal.... Read More

Article

Abdominal Pain in Foals (AAEP 2003)

January 31, 2004

Abdominal pain in the foal can have many different causes, making it difficult to diagnose a cause. However, with knowledge of the different causes, a proper physical exam, the use of diagnostic tools, and common sense, a veterinarian can pinpoint a ... Read More

Article

When a Foal Needs Surgery (AAEP 2003)

January 31, 2004

If your new foal develops a disease or medical problem that requires surgery, then time is of the essence. In his AAEP Convention presentation "Surgical Disease of the Neonate," Rolf Embertson, DVM, Dipl. ACVS, of Rood and Riddle Equine Hospital... Read More

Article

Breeding The High-Risk Mare

January 31, 2004

With advances in modern veterinary medicine happening all of the time, the practitioners agreed that management of high-risk mares is becoming easier, and the probability of a healthy foal is increasing.... Read More

Article

Reproduction/Perinatology Forum at AAEP 2003

January 31, 2004

Veterinarians interested in reproduction and perinatology (the foal immediately after birth) crowded into the Reproduction/Perinatology Forum at the 2003 American Association of Equine Practitioners' convention to discuss mare reproductive loss... Read More

Article

AAEP 2003: Multiple Ovulations

January 31, 2004

There are three major reasons to attempt to have a mare "superovulate" or ovulate more than one follicle at a time. First, in embryo transfer programs there is a greater chance of recovering an embryo with superovulation, thus reducing the... Read More

Article

Saline-Coated Particles Enhance Semen Quality (AAEP 2003)

January 31, 2004

The technique of using saline-coated silica particles in solution to filter and therefore enhance semen quality in humans has been around for years. Now, it is being tried to improve semen of stallions.... Read More

Article

Feeding to Improve Fertility of Stallions (AAEP 2003)

January 31, 2004

Research has shown that boars can be fed a specific diet to increase fertility, and the same might be true of stallions. Steven Brinsko, DVM, PhD, Dipl. ACT, from Texas A&M University, discussed the potential of feeding a nutraceutical to... Read More

Article

Kentucky Pasture Monitoring Programs

January 22, 2004

Comparing pasture samples from 2002 and 2003 didn't associate mare reproductive loss syndrome (MRLS) with anything other than the Eastern tent caterpillar. However, Wayne Long, MS, of the University of Kentucky's (UK) Department of Agronomy,... Read More

Article

Comments Sought on Equine Viral Arteritis: Uniformed Methods and Rules

January 19, 2004

The American Horse Council (AHC) has been asked to share the Equine Viral Arteritis (EVA): Uniformed Methods and Rules (UM&R) created by the USDA.

There is a brief period for review and comment and the AHC asks that you click Read More

Article

Funding Sought for Reproductive Research

January 12, 2004

When mare reproductive loss syndrome (MRLS) struck in 2001, the industry was scared and demanding answers. Nearly 3,000 of that year's pregnancies were lost, some horses were diagnosed with heart and eye problems, and no one could figure out wha... Read More

Article

MRLS Experiment Rundown

January 07, 2004

A meeting at Keeneland racetrack for a select group from local Thoroughbred breeding farms on Jan. 6 offered a wrap-up of the six experiments done by researchers at the University of Kentucky pertaining to mare reproductive loss syndrome (MRLS).... Read More

Article

Dual Hemisphere Breeding and Live Foal Percentages

January 07, 2004

Shuttling Thoroughbred stallions between Northern and Southern hemisphere farms for breeding began in earnest around 1992. Stallions had been shuttling from Great Britain and Ireland prior to that time. Between 1996 and 2002, 117 stallions from... Read More

Article

MRLS: We Need To Know More

January 06, 2004

“In the final analysis, we do not understand this disease,” said Bruce Webb, PhD, an entomologist at the University of Kentucky who has been a leading researcher into the problem of mare reproductive loss syndrome (MRLS).

Webb and... Read More

Article

Optimizing Implant Therapy in Cycling Mares

January 01, 2004

Deslorelin acetate implants (Ovuplant from Fort Dodge Animal Health) have proven highly successful at inducing ovulation in mares. Implanted mares typically ovulate within 48 hours. Unfortunately, despite administration of prostaglandin during... Read More