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