U28 is a son of 637 Straight Jacket, PBR Finals Bull and producer.

U28's dam, Page 255-152 is a daughter of Mossy Oak Mudslinger, PBR World Champion Bucking Bull and proven sire. Her dam is a A6 daughter.

Page 255-152 is NUMBER ONE on the ABBI's Production Dams by Competition Stats list!!

She has too many sons to list, one notable one is Y16 Brutus PBR/NFR Finals Bull.