Watch list of the Rare Breeds Survival Trust Watch list of the Rare Breeds Survival Trust The Watch list of the Rare Breeds Survival Trust is a listing of rare and native United Kingdom breeds of domestic cattle, sheep, pigs, horses, goats and poultry, compiled by the Rare Breeds Survival Trust. Mammalian farm breeds are classified into five levels of endangerment, based on the number of breeding females. The five classes are: Poultry – chickens, ducks, geese and turkeys – are not categorised by degree of numerical rarity; some are classified as "priority breeds". In 2017, the watch-listed cattle breeds were: The other native breeds listed were the
Animal breeding In the United States, a backyard breeder is someone who breeds animals, often without registration and with a focus on profit. In some cases the animals are inbred narrowly for looks with little regard to health. The term is considered derogatory. If a backyard dog breeder has a significant number of breeding animals, they become associated with puppy mills. Most puppy mills are licensed with the USDA. Animal breeding 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