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One example is the semi-open stud book of the American Quarter Horse, which still accepts horses of Thoroughbred breeding, particularly via its appendix registry. Among dogs, an example of an open stud book would be the registries maintained by the American Kennel Club as its Foundation Stock Service. In some cases, an open stud book may ...
Horse breeding is reproduction in horses, and particularly the human-directed process of selective breeding of animals, particularly purebred horses of a given breed. Planned matings can be used to produce specifically desired characteristics in domesticated horses. Furthermore, modern breeding management and technologies can increase the rate ...
Grade horse, a horse of unknown or mixed breed parentage. Hack, a basic riding horse, particularly in the UK, also includes Show hack horses used in competition. Heavy warmblood, heavy carriage and riding horses, predecessors to the modern warmbloods, several old-style breeds still in existence today.
Animal breeding is a branch of animal science that addresses the evaluation (using best linear unbiased prediction and other methods) of the genetic value (estimated breeding value, EBV) of livestock. Selecting for breeding animals with superior EBV in growth rate, egg, meat, milk, or wool production, or with other desirable traits has ...
Studbook selection is a process used in certain breeds of horses to select breeding stock. It allows a breed registry to direct the evolution of the breed towards the ideal by eliminating unhealthy or undesirable animals from the population.
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In this pedigree chart, G is the progeny of C and F, and C is the biological uncle of F. To find the coefficient of inbreeding of G, first locate a loop that leads from G to the common ancestor through one parent and back down to the other parent without going through the same individual twice. There are only two such loops in this chart, as ...