Cormo Cormo The Cormo is an Australian breed of sheep developed in Tasmania by crossing Corriedale rams with superfine Saxon Merino ewes in the early 1960s. The name Cormo is derived from the names of two of the parent breeds, Corriedale and Merino. The breed was fixed through intense selection criteria, assessed by objective measurement. Cormo sheep have a polled, open face, are possessed of a fast-growing, medium frame carrying a fleece of about 18 to 23 microns in diameter. High fertility is an attribute, too. The breed is mostly found in the south eastern states of Australia. Cormos have also
Breed registry problems caused in the breed by inbreeding from a limited set of animals. A related preservation method is backbreeding, used by some equine and canine registries, in which crossbred individuals are mated back to purebreds to eliminate undesirable traits acquired through the crossbreeding. Naming rules vary according to the species and breed being registered. For example, show horses have a "registered name", that is, the name under which they are registered as a purebred with the appropriate breed registry, and purebred dogs intended for the sport of conformation showing must be registered with the kennel club in which they will