Class: 1 Bull born before 1 January 2023.
Class: 2 Bull born on or after 1 January 2023.
Class: 3 Cow in milk or in calf born before 1 January 2022.
Class: 4 Heifer born between 1 January 2022 and 31 December 2022.
Class: 5 Heifer born on or after 1 January 2023.
Class: 6 Bull or heifer calf born on or after 1 September 2023.
Class: 7 Pair of animals, the property of the same exhibitor.
Class: 8 Bull born before 1 January 2023.
Class: 9 Bull born on or after 1 January 2023.
Class: 10 Cow in milk or in calf born before 1 January 2022.
