Grey Robinson ( 牝 1723 芦毛 Bald Galloway )
 |-- Regulus ( 牡 1739 鹿毛 Godolphin Arabian )
 |-- Sister to Regulus ( 牝 1743 鹿毛 Godolphin Arabian )
 |   |-- Sister to Regulus ( 牝 1748 芦毛 Hobgoblin )
 |   |-- Hobgoblin Mare ( 牝 1748 芦毛 Hobgoblin )
 |   |   `-- Cullen Arabian Mare ( 牝 1758 Cullen Arabian )
 |   |-- Coquette ( 牝 1765 鹿毛 Compton Barb )
 |   |   |-- Camilla ( 牝 1778 鹿毛 Trentham )
 |   |   |-- Sister to Driver ( 牝 1781 黒鹿毛 Trentham )
 |   |   |-- Trentham Mare ( 牝 1781 黒鹿毛 Trentham )
 |   |   |-- Driver ( 牡 1783 黒鹿毛 Trentham )
 |   |   `-- Egremont's Driver ( 牡 1783 黒鹿毛 Trentham )
 |   `-- Snap Mare ( 牝 1766 芦毛 Snap )
 |   |   `-- Heroine ( 牝 Hero )
 `-- Godolphin Arabian Mare ( 牝 1743 芦毛 Godolphin Arabian )
 |   `-- Snip Mare ( 牝 1757 芦毛 Snip )
 |   |   `-- Herod Mare ( 牝 1774 Herod )