Southdown sheep sustainable gene pool. Mock continued his extensive search, and by 1990, he was able to find a total of 350 of the Southdown sheep that had the original bloodlines, and many of them still carried their original Southdown registration papers recognized by the UK. At that time, Mock started the first and original Olde English Southdown Registry to market this once meat breed to a completely new market for people looking for pets and 4H projects, and he started the "Babydoll" used by the members of the original registry, as well as the few spin-off Babydoll registries. When Mock and
Rare breed (agriculture) are catered by the Rare Poultry Society (RPS). The RPS does not look after breeds that count few individuals but have their own breed club. The British Rabbit Council (BRC) notes in its breed standards those rabbit breeds that have been recognized by the affiliated Rare Varieties Rabbit Club, of which there are currently 26 breeds. Major factors causing breeds to become rare are reported to include increased use of exotic breeds, weak policies and institutions in animal genetic resources management, neglect of certain breeds because of a lack of profitability or competitiveness, the intensification of production systems, the effects