| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| The Pincher | d.-bay | c | 1946 | Heliopolis | Effie B. | Thoroughbred | USA | |
| The Porter | bay | c | 1915 | Sweep | Thoroughbred | USA | ||
| The Poult | f | Thoroughbred | ||||||
| The Primate | br. | c | 1863 | St. Albans | Ellen Middleton | Thoroughbred | Great Britain | |
| The Prime Minister | br. | c | 1848 | Melbourne | Thoroughbred | Great Britain | ||
| 5348-7 The Problema | chestnut | f | 2007 | 985101045241159 | Giant's Causeway | Melody Que | Thoroughbred | USA |
| The Provost | br. | c | 1836 | The Saddler | Rebecca | Thoroughbred | Great Britain | |
| The Pruner | d.-bay | c | 1967 | Herbager | Punctilious | Thoroughbred | USA | |
| The Punisher | c | 2019 | Thoroughbred | Argentina | ||||
| The Queen | f | Glaucus | Thoroughbred |