| 子 | 孫 | |
John Bull Esg   Hefty Son O' Mike (uk-usa) x Lady Judith (usa 1921) |
Lady Bull (usa 1925)  John Bull Esg x Little Sister I I |
Sergeant Tough Dayhoff Big Boy x Lady Bull (usa 1925) |
| 子 | 孫 | |
| John Bull Esg Hefty Son O' Mike (uk-usa) x Lady Judith (usa 1921) |
Lady Bull (usa 1925) John Bull Esg x Little Sister I I |
Sergeant Tough Dayhoff Big Boy x Lady Bull (usa 1925) |