‘Nothing is worse than waking up to an ugly cow.’ Those were the words of Jack Miller in 1991, when he shared his breeding goals. Why did Miller become world famous? Because the breeding enterprise where he was the manager, Rothrock Golden Holsteins in the American state of Pennsylvania, was the birth barn of Rothrock Tradition Leadman. He was the top bull in the early 1990s. Today we find Leadman in numerous strong pedigrees, and even three times in that of the extremely influential Mogul. Here follows HI’s Leadman adventure.