He also decides on questions relating to family representation, pedigrees and genealogies. Like racehorses, camels with breeding pedigrees may be very valuable. They selectively bred their horses, keeping records of the pedigrees via an oral tradition. The Romans kept detailed statistics of the names, breeds, and pedigrees of famous horses. It was the first breed to record pedigrees in herd books. Partial penetrance can be shown and calculated from pedigrees. He is recognized as a specialist and national expert on thoroughbred pedigrees. The researchers found two different GREB1L mutations, each being unique to their respective pedigrees. The majority of the surviving pedigrees trace the families of Anglo-Saxon royalty to Woden. Later generations assigned to Kobyla the most illustrious pedigrees. It registers and maintains a dna data base with pedigrees of Lippitt Morgans. So authenticity of these pedigrees are questionable. The generations preceding Dedu mac Sin in the extant pedigrees appear artificial. MFCA registered pedigrees are protected by Australian Copyright Law. These pedigrees are considered unreliable today.