***Sexed & Conventional Semen Available*** Jumbo is fast becoming one of the best proven sires in the industry. Jumbo is the WORLD RECORD YEARLING in 2012 at 411 official SCI hard antler green score.And after 6 1/2 month drying period he was officially scored at NADeFA at 395 6/8. And in 2016 Jumbo is still holding the world record yearling score officially scored at NADeFA. And now at the 2016 NADeFA scoring competition Jumbo produced the second largest yearling ever scored at NADeFA Jumbo Head Gear 372 @ 1.