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