HorseQuest Learning Lesson: Equine Shivers

Horse showing signs of Equine Shivers

Equine Shivers is a confounding disorder in horses which causes them to pause with their rear limb flexed out behind the body after which the leg is forcefully placed back to the ground. Backing up and picking up the rear limbs are the most common triggers for Shivers and most horses walk forward with a normal gait. Signs of Equine Shivers can appear at any age, with cases reported from one year of age through adulthood. While the syndrome is …

Developing a Horse Breeding Program

Clint Depew, Extension Horse Specialist, Louisiana State University

The goal of every horse breeder is to produce genetically superior horses. Because there are so many environmental conditions which affect the horse, it is difficult to evaluate the genetic potential. A gifted breeder is able to select superior horses for mating, and manages the environmental affects, such as nutrition, health care, training and injuries, to maximize the horse’s genetic potential. Since breeding for quality horses is not a simple matter, breeders

HorseQuest Learning Lesson: Equine Genetics: An Important Diagnostic Tool

Two horse heads

Horses have approximately 20,000 different genes. Each horse has two copies of every gene; one is received from the sire (male) and the other is received from the dam (female). The combination of genes that a horse has is referred to as its genotype. The characteristic that we see, such as coat color, is a result of the horse’s genotype and we refer to these characteristics as the horse’s phenotype. Some diseases are also a result of the horse’s genotype. …