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