| Height of horse (HH) | Front | Hind | |
| Small Pony | 10.0 - 12.1 | XS | S |
| Pony | 12.2 - 13.1 | S | S |
| Large Pony | 13.2 - 14.1 | S | M |
| Cob | 14.2 - 15.1 | MXW | MXW |
| Small Horse | 14.2 - 15.1 | M | M |
| Full | 15.2 - 16.2 | M | L |
| Extra Full | 16.3+ | L | XL |
| Height of horse (HH) | Front | Hind | |
| Small Pony | 10.0 - 12.1 | XS | S |
| Pony | 12.2 - 13.1 | S | S |
| Large Pony | 13.2 - 14.1 | S | M |
| Cob | 14.2 - 15.1 | MXW | MXW |
| Small Horse | 14.2 - 15.1 | M | M |
| Full | 15.2 - 16.2 | M | L |
| Extra Full | 16.3+ | L | XL |