Cooled & Frozen Semen

Audio

Equine Life Stages: Stallions and Mares

November 21, 2014

Stallions and broodmares require special care. Learn how to keep breeding horses healthy during our live event.... Read More

Article

Post-Thaw Semen Quality Tested

June 10, 2014

Non-sperm cells in fresh semen release an enzyme during freezing which could decrease thawed semen quality.... Read More

Article

Seminal Plasma Removal Not Needed for All Stallions

March 22, 2014

While seminal plasma removal can stabilize sperm before cooling, that stability didn't affect pregnancy rates.... Read More

Article

Breeding with Frozen Semen

January 08, 2014

The benefits of using frozen semen when breeding a mare are numerous. ... Read More

Article

Stallion Semen Tests: Which to Use and What Do They Mean?

September 12, 2013

Learn what different semen evaluations can tell veterinarians about a stallion's fertility.... Read More

Article

'Cheap 'n' Easy' Method for Evaluating Stallion Sperm Described (AAEP 2012)

January 27, 2013

Researchers studied the use of Dip Quick stain for examining sperm morphology with positive results.... Read More

Article

Single Layer Centrifugation Benefits in Horse Breeding

April 20, 2012

SLC can help breeders address problems associated with breeding both stallions and mares.... Read More

Video

Approach to Assisted Equine Reproduction

March 14, 2012

Rob Foss, DVM, of Equine Medical Services in Columbia, Mo., describes reproductive technology for horses.... Read More

Article

Stored Semen Processing Method Evaluated

January 13, 2012

A scaled-up single layer centrifugation method improved stored semen quality.... Read More

Article

Artificial Insemination: What's New?

December 01, 2011

Precise timing and specialized tools are the mainstays of successful equine insemination.... Read More

Article

Assisted Reproduction in Horses: Practical Usage (AAEP 2010)

February 06, 2011

Technology is an amazing thing--especially technology that allows veterinarians to produce live foals from horses with very poor fertility and even from those that have died. A number of assisted reproductive technologies for horses have been ... Read More

Article

DHA Positively Affects Semen Quality

January 12, 2011

Various supplements are commonly given to breeding stallions in hopes of improving semen quality, but conflicting reports exist on their effectiveness. Researchers have found, however, that the supplement ingredient DHA, an omega-3 fatty acid found ... Read More

Article

EVA Confirmed in Great Britain

December 10, 2010

A breeding stallion in West Sussex, England, has tested positive for equine viral arteritis (EVA), according to a report filed by the British equestrian magazine Horse & Hound. The confirmation of the EVA was announced Dec. 8.... Read More

Article

Cooled Shipped Semen Quality Impacted by Collection Centers

December 02, 2010

When it comes to the quality of cooled shipped semen for artificial insemination (AI), all semen collection centers are not equal. They're far from it, in fact, according to a new study by Austrian researchers. The huge variation in the quality ... Read More

Article

Building a Horse Breeding Shed

December 01, 2010

Before you open a horse breeding operation, carefully consider the facilities and equipment required.... Read More

Article

Horse Reproduction Trends And Tools

December 01, 2010

Whether reproduction occurs through natural breeding or artificial insemination, techniques and tools exist to help mare and stallion owners achieve their final goal: a complication-free conception, a problem-free pregnancy, and a healthy foal.... Read More

Article

10 Steps for Successful Artificial Insemination for Horses

December 01, 2010

Artificial insemination (AI) is today's breeding standard for many types of horses. To find out how to make our readers' artificial insemination programs more successful, The Horse went to two recognized experts in equine artificial insemination... Read More

Article

Icelandic Volcano Disrupts Semen Shipments

April 15, 2010

The eruption of Iceland's Eyjafjallajokull volcano has closed airports and canceled flights in Europe, leading to the suspension of equine frozen semen shipments at the height of the breeding season.

Jamie Anderson of Equine Repr... Read More

Article

Semen Centrifugation Speeds Examined in Study

January 17, 2010

Theriogenologists typically recommend low centrifugation speeds for separating equine semen from seminal plasma in ejaculate, as it was unknown whether higher speeds would damage the cells. However, higher forces did not damage sperm in a new s... Read More

Article

Breedings to Deceased Stallions Offered Via Injection Technique

November 17, 2009

A reproductive technique called intracytoplasmic sperm injection (ICSI), in which a sperm cell is injected directly into an egg, has resulted in foals from many mares that were no longer able to produce. However, it might be equally as... Read More

Article

Sexed Equine Semen Available Commercially in 2010

November 12, 2009

The ability to have stallion semen sorted for sex-selected foals is being offered on a commercial basis through a new alliance between Sexing Technologies and Equine Reproduction Innovations. The use of sex-selected semen in conjunction with... Read More

Article

Equine Semen Extenders: Effect on Bacterial Growth and Sperm Viability

October 20, 2009

Preliminary results of a collaborative effort between researchers at Oklahoma State University and Texas A&M University were recently presented at the American Association of Veterinary Laboratory Diagnosticians in San Diego, Calif. These... Read More

Article

Stallion Hygiene Key for Improving Frozen Semen

August 22, 2009

The semen of some stallions tolerates freezing well, while the semen of others does not. Researchers are trying to discover the reasons for this in order to develop freezing protocols that decrease the variability of sperm, thereby increasing th... Read More

Article

Processing Dilute Semen for Artificial Insemination

April 20, 2009

Since artificial insemination is currently practiced in most equine breeds (except Thoroughbreds), processing semen for cooling and transport is a common task in most equine reproductive centers. However, processing a dilute ejaculate--one with... Read More

Article

Summit Speakers Discuss Equine Reproductive Technology

June 05, 2008

Four speakers discussed advances in assisted reproduction to wrap up the session on the emerging science of horse breeding at the Kentucky International Equine Summit, held in Lexington, Ky., April 28-29. The speakers agreed that the key is not... Read More