| Ejemplar | Hijos | Nietos |
Hefty Defender   Hefty Monarch (uk-can) x Rodney Lass (can) |
Derbyshire Beauty  Hefty Defender x Derbyshire Queen (uk-can) |
|
| Dominion Fearless Hefty Defender x Streetsville Betty |
||
Glenarden Dream Maid  Hefty Defender x Streetsville Betty |
||
| Glenarden Lady Brilliant Hefty Defender x Streetsville Beauty |
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| Glenarden Lorraine Hefty Defender x Streetsville Betty |
||
| Glenarden Maid Marion Hefty Defender x Streetsville Beauty |
||
| Princess Victory Hefty Defender x Princess Bessie (can) |
||
| Scotia Lassie Hefty Defender x Queen Georgina Anne |
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| Sensible King Hefty Defender x Princess Bessie (can) |
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| Streetsville Defender Hefty Defender x Streetsville Pride |
||
| Toronto Lady Hefty Defender x Streetsville Pride |
Ch Dewhurst Dan  Blightly Bursley x Toronto Lady Blightly Bursley x Toronto Lady |
|
| Tunney Hefty Defender x Streetsville Pride |