Quote Originally Posted by PORTORICO View Post
I would not give all the credit to jumbo. Jumbo and Rambo (and daisy) where imported from states. Many breedings we see listed as sired by jumbo in reality came from double breeding with jumbo and rambo on the same bitch. So I would split merits, Jumbo and Rambo super producers
Heard the same story on the Yacuza dog , who from what I understand had higher ROM points than Jumbo
but also there they used his son I believe