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