IT'S a rare feat for a novice show horse to maintain enough composure to lift a championship in the Castle Arena at the Royal Windsor Horse Show. But in 2008, The late Queen Elizabeth II's home-bred large riding horse Petition did just that. The Petoski gelding, who was just a six-year-old at the time, came to the fore to triumph against his much more experienced rivals, providing his producer Katie Jerram-Hunnable with a memorable career first.
“This was the first time I had won a championship on one of Her Majesty's show horses at Windsor,” recalls Katie, whose first royal ride at Windsor was the lightweight hunter March Past, who was pulled
