| Sons | Grand-sons | |
Eng CH Hefty White Countess    Eng CH Noways Man O'war x Hefty Lucky Linda |
Hefty Man-O-War   Sungarth Square Deal x Eng CH Hefty White Countess |
Ch Darvey's Primeva Marlgirl  Hefty Man-o-war x Vardona Frosty S Snowbank Hefty Man-o-war x Vardona Frosty S Snowbank |
| Dorroys Penelope Hefty Man-o-war x Ballybrophy Carnation Hefty Man-o-war x Ballybrophy Carnation |
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| Fairtrough Katie Hefty Man-o-war x Fairtrough Sally Hefty Man-o-war x Fairtrough Sally |
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| Hefty Mandy Hefty Man-o-war x Hefty Lady Janet Hefty Man-o-war x Hefty Lady Janet |
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| Hefty Seacat of Jame Hefty Man-o-war x Hefty Convoy Hefty Man-o-war x Hefty Convoy |
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| Walvra Shell Baby Hefty Man-o-war x Hefty Lady Janet Hefty Man-o-war x Hefty Lady Janet |
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| Sungarth Mayblossom Sungarth Square Deal x Eng CH Hefty White Countess |