Recent News for Breeding and Reproduction

Article

Does Ultrasound Give Clues to Abortion Cause?

July 16, 2002

Hagyard-Davidson-McGee veterinary associates worked with the University of Kentucky (UK)he latest project that has associated Eastern tent caterpillars (ETC) and mare reproductive loss syndrome (MRLS). Drs. Nathan Slovis and Thomas Seahorn, both... Read More

Article

New Discoveries in MRLS Research

July 16, 2002

Four interesting facts were brought to light because of the late-term abortion and Eastern tent caterpillar (ETC) study that was recently completed at the University of Kentucky (UK), according to Dr. Thomas Tobin of the Gluck Equine Research... Read More

Article

Bringing Up Baby

July 01, 2002

Your young horse is growing up. From birth to age two, a horse will achieve 90% or more of his full adult height. But growing up too fast can cause problems, including an increased risk of developmental orthopedic disease (DOD), which includes... Read More

Article

Hermaphroditic Teaser "Mare"

July 01, 2002

A stud farm I once visited was using a hermaphrodite mare as a teaser, with none of the problems of having a stallion (i.e., no problem with mares in foal to the teaser stallion should he escape). How can you tell if a mare is a hermaphrodit... Read More

Article

Sheath Cleaning Frequency

July 01, 2002

 Gray is a 22-year-old Quarter Horse gelding. My question is how/whether to clean his penis. When he lengthens it to urinate, I try to pick off the black crusty stuff, but it is somewhat unpleasant to do this. There is no smell, no... Read More

Article

Study Associates Caterpillars and Reproductive Losses

July 01, 2002

A recently completed collaborative effort at the University of Kentucky (UK) associated the Eastern tent caterpillar and its frass (excrement) and mare reproductive loss syndrome (MRLS). This is only the first step in looking at the... Read More

Article

Update on the Eastern Tent Caterpillar

July 01, 2002

The newest study on early fetal loss and Eastern tent caterpillars (funded by the Grayson-Jockey Club Research Foundation) began on May 21 and was scheduled to continue for three weeks. The research is led by internal medicine specialist Bill... Read More

Article

MRLS Update: June 20, 2002

June 21, 2002

Farm Survey Results

As reported June 11, 2002, 92 Kentucky Thoroughbred farm managers responded to a questionnaire to estimate the 2002 early fetal losses (EFL). Based on data provided, 92.3% of mares on these farms bre... Read More

Article

Poison Control: Spraying Pastures with Insecticides

June 19, 2002

No definite cause of mare reproductive loss syndrome (MRLS) has been identified, but a recent discovery that Eastern tent caterpillars (ETC) can cause early fetal losses (and likely contributed to MRLS) has scientists at the University of... Read More

Article

Caterpillars Cause Early Fetal Loss (Q & A)

June 17, 2002

A research project has identified an association between Eastern tent caterpillars and early fetal loss in mares (see http://www.TheHorse.com/ViewArticle.aspx?ID=3634). Principle... Read More

Article

AQHA Settles Embryo Transfer Lawsuit

June 12, 2002

The American Quarter Horse Association has eliminated all restrictions regarding the registration of foals produced through embryo transfer as part of an out-of-court settlement with a coalition of breeders.

For a couple of years, the... Read More

Article

Eastern Tent Caterpillars Cause Early Fetal Loss

June 11, 2002

A recent study funded by Grayson-Jockey Club Research Foundation, Rood and Riddle Equine Hospital, and several other entities, identified an association between the administration of starved Eastern Tent Caterpillars (ETC) and early pregnancy... Read More

Article

MRLS Monitoring Update

June 06, 2002

Report from Jimmy Henning, Extension Forage Specialist
Department of Agronomy
University of Kentucky College of Agriculture

Twelve horse farms and one hay farm are being monitored for several soil, pasture and... Read More

Article

Modifying Semen Extender

June 01, 2002

Stallion semen is particularly susceptible to freeze-thaw damage, so multi-step procedures are being developed and evaluated to slowly extend and cool the semen prior to freezing it. In addition, the common semen extender INRA82, developed at... Read More

Article

Feeding Laminitic Broodmares

June 01, 2002

My best friend's broodmare has unilateral laminitis (laminitis in one front hoof); she is a 19-year-old Quarter Horse and is currently five months pregnant. The concern is what to feed her to keep the foal healthy, and to keep her from suffering.... Read More

Article

MRLS Study Reaches Task Force

June 01, 2002

A new study has pinpointed several factors that predisposed mares to early fetal loss in Central Kentucky and nearby areas in 2001, but was unable to identify a specific cause. Feeding hay in pasture prior to abortion, a history of abortion in... Read More

Article

Texas Judge Upholds Antitrust Ruling Against the AQHA

May 30, 2002

A Texas judge reaffirmed on May 16 his earlier decision that an American Quarter Horse Association (AQHA) rule restricting the number of registered foals produced through embryo transfer violates the state's... Read More

Article

Equine Herpesvirus Myeloencephalopathy Confirmed in Virginia

May 30, 2002

Detection of a neurological illness in Virginia thought to be equine herpesvirus-1 (EHV-1) myeloencephalopathy was recently confirmed as such at several laboratories throughout the United States.

The organism causing EHV-1 can cause... Read More

Article

Caterpillar Update

May 23, 2002

The newest study on early fetal loss and Eastern tent caterpillars began on May 21 and will continue for the next three weeks. The research is funded by the Grayson-Jockey Club Research Foundation and headed by internal medicine specialist Bill... Read More

Article

Update on 2002 Early Fetal Loss in Central Kentucky

May 22, 2002

Figures generated from ultrasound... Read More

Article

Gauging MRLS Impact a Tough Task

May 21, 2002

It appears the number of incidents and symptoms of mare reproductive loss syndrome (MRLS) in Central Kentucky are slowing, but there is still no definitive way to arrive at that conclusion. The number of fetuses taken to the University of... Read More

Article

Mare Reproductive Loss Syndrome 2002 Update

May 21, 2002

Report from Livestock Disease Diagnostic Center
University of Kentucky College of Agriculture

From December 30, 2001 to May 18, 2002, a total of 759 equine abortions had been submitted to the Livestock Disease Diagnostic... Read More

Article

Central Kentucky Pasture Update and Recommendations

May 17, 2002

A report was issued today by Jimmy Henning, Extension Forage Specialist in the Department of Agronomy at the University of Kentucky College of Agriculture. The text follows:

Many questions... Read More

Article

The Picture of MRLS in One Month...

May 15, 2002

The Grayson-Jockey Club Research Foundation is funding a collaborative look at caterpillars, their frass (excrement), and early fetal loss associated with mare reproductive loss syndrome (MRLS). It is possible that after this experiment--which... Read More

Article

Grayson To Fund New MRLS Research Project

May 10, 2002

Grayson-Jockey Club Research Foundation is funding a new project with the Kentucky Association of Equine Practitioners to seek critical information on Mare Reproductive Loss Syndrome (MRLS). The project will involve monitoring of mares to seek... Read More