 Five bulls, personally selected by Kleberg, were kept by Sir Rupert to establish his own stud herd.By 1974 the emphasis on pastoral development waned and towards the end of the 1980s the balance of the King Ranch properties in Australia was sold to Bankers Trust for around $100 million.Clarke became involved in horse racing, and was on the Victoria Amateur Turf Club (now the Melbourne Racing Club) for 40 years, nearly half that time as chairman.