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