1983) was a gray-coated Arabian gelding, son of Pierscien and Aziella, and two-time world endurance champion with American rider Valery Kanavy.
[2] With his American rider Valery Kanavy, he became World Equestrian Endurance Champion in The Hague in 1994 and in Kansas City in 1996.
[3][4] In 2002, Pieraz's rider Valery Kanavy heard about cloning for the first time, and was extremely interested in the idea of her horse passing on his genetic heritage.
To this end, Eric Palmer, former INRA researcher and now CEO of Cryozootech, carried out a biopsy on the gelding, then aged 24.
[10] The Haras Nationaux in France, initially in favor of collecting and marketing Pieraz clone semen in partnership with the Cryozootech laboratory, finally refused at the insistence of a decision-maker.