| Ejemplar | Hijos | Nietos |
Portland Ambition   Rajah Ambition x Portland Lilly |
Dorchester Bridget (uk-usa)   Portland Ambition x Young Louie |
|
| Flaxman Peggy Portland Ambition x Clapham Belle |
Brunswick Bill Brunswick Boy x Flaxman Peggy |
|
Newington Basham (uk-can)  Wait A While x Flaxman Peggy |
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Ospringe St Louis (uk-can)  Brunswick Boy x Flaxman Peggy |
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| Our Prince Brunswick Boy x Flaxman Peggy |
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| Grannie Dear Portland Ambition x Milwood Beauty |
Lion's Cub Radiator x Grannie Dear |
|
| Magnet Tom Penfold (uk-usa) Radiator x Grannie Dear |