| Extended Pedigree of the New Forest Pony: ASHURST SLIPON S00402 CHESTNUT 1961 |
| Grand Sires and Dams | Great Grand Sires and Dams | Great Great Grand Sires and Dams |
| FOREST HORSE | UNKNOWN |
| TELEGRAPH ROCKETER NS01817 | UNKNOWN |
| CHESTNUT 1931 |
. | OCKNELL LADY NM06261 | FOREST HORSE |
| Sire: | BAY 1919 | BROOMY LADY F.MARE |
| BROOMY SLIPON NS02894 |
| CHESTNUT 1948 |
| FOREST HORSE | UNKNOWN |
| JUDY XV NM08253 | UNKNOWN |
| LIGHT BAY 1938 |
| PEGGY F.MARE | UNKNOWN |
| UNKNOWN |
| BROOKSIDE DAVID NS02475 | BROOKSIDE FIRELIGHT NS02319 |
| DAVID GRAY NS02830 | BROWN 1943 | RHONA III NM07492 |
| IRON GREY 1948 |
| GREY DOLL NM08008 | BROOKSIDE JACK NS02355 |
| IRON GREY 1944 | MUDEFORD DOLLY NM06402 |
| Dam: |
| ASHURST POLLY LRM097 |
| DARK BAY/BROWN 1956 |
| LYNDHURST NIGGER NS02377 | FOREST HORSE |
| POLLYDISHWASHER NM08110 | BLACK 1941 | BLACK BESS F.MARE |
| DARK BAY 1945 |
| MULLINS PRETTY POLLY NM08109 | FOREST HORSE |
| DARK BROWN 1940 | FOREST MARE |