Class 1 - 30cm Lead ReinClass 2 - 40cm Beginners / First RiddenMini Championship - Classes 1 & 2Class 3 - 50cm Working HunterClass 4 - 60cm Working HunterClass 5 - 70cm Working HunterIntermediate Championship for Classes 3, 4 & 5Class 6 - 80cm Working HunterClass 7 - 90cm Working HunterOpen Championship - Classes 6 & 7