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