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 genetic resources for food and agriculture have become very widespread and nowadays increasingly dominate livestock production globally. Thus, understanding the origins and the history of distribution of livestock are central to maintaining their current utilization and long-term conservation as resources. The wide number of livestock breeds and the genetic diversity within them mean that animal genetic resources have a substantial value to society. The different breeds provide a wide range of animal products and services for the benefit of humankind. The diversity of animal genetic resources allows livestock to be raised successfully in a diverse range of different environments and underpins the supply of a range