In order to be officially recognized, a breeders' organization or association which maintains or establishes a herd-book must: ... have a set of rules covering: (a) the definition of the breed's (or breeds') characteristics; (b) the system for identifying animals; (c) the system for recording pedigrees; (d) the definition of its breeding objectives, (e) the systems for making use of livestock performance data, (f) the division of the herd-book, if there are different conditions for entering animals or if there are different procedures for classifying the animals entered in the book ...