The tetrathlon competition consists of Running, Swimming, Shooting and Riding.
For girls the running is 1.5km (1500m) and the swimming is 3 minutes. (Judged by lengths swam.)
For Boys the running is 3km (3000m) and the swimming is 4 minutes. (Judged by lengths swam.)
Both Boys & Girls shoot with an air pistol at a target, you get 2×5 minute slots to shoot 5 times at a target.
Both Boys & Girls ride over a set course of show-jumps. Each competitor gets to ride the horse for 5 minutes before jumping.
2 warm up jumps are provided.
Training for the Tetrathlon usually commences in October with the competition being held in November.