HRR Body Builder 4299 is a 5L Body Builder 4434-68D son out of a 10 year old dam,HRR Blockana 548, who is still getting it done with a 116 weaning ratio on this calf. This bull went on to gain well and post a yearling weight over 1200 pounds. His dam, HRR Blockana 548, has pretty much done her job right with a 103 MPPA and a lifetime calving interval of 363 days.