| Ejemplar | Hijos | Nietos |
Hefty Mike Double   Hefty Son O' Mike (uk-usa) x Mondiofield Pansy |
Beelzebub Husky Mike Hefty Mike Double x Guess (can-usa 1923) |
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Derry Palesteena Wrinkles  Hefty Mike Double x Lucky Lindy Lassy |
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| Hefty Boy Mike Hefty Mike Double x Lady Sweetheart |
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| Husky Mike Hefty Mike Double x Guess (can-usa 1923) |
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| Lord Peter Son Of Mike Hefty Mike Double x Guess (can-usa 1923) |
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| Lord Roberts I X Hefty Mike Double x Empire Tierney |
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| Peter H M D's Son Hefty Mike Double x Lady Sweetheart |
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| Peter Pan (usa 1926) Hefty Mike Double x Guess (can-usa 1923) |