Asoc. BULL. Guardar. 15 months old. Very docile. Mex. Más como esto. "LA COSTA". She has given us 2 bull calves but the 1 heifer she has given us was a tremendous Black Jack 21 daughter—Queenie. C Jacksboro, Texas 󱝍. Más como esto. en el Ganado Beefmaster”. . BEEFMASTER. "LA COSTA". For more information, contact Aaron. Beefmaster Bull Semen Blackjack Guardar. We are excited. Guardar. Registered Beefmaster bull ready to go to work. a brown and white cow standing on top of a lush green field. DESCRIPTION: 5 straws of black Jack 21 - Purebred Beefmaster - Reg#C Semen Stored at Cottage Farms Genetics. de Criadores de BLACK JACK. Great genetics. Beefmaster Bull Semen Blackjack Guardar. a herd of cattle grazing on grass in a field. She is bred to MBR Playboy. BEEFMASTER.