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