Breeding models
Classically the pig industry is based on a breeding pyramid
moving genetics from the nucleus farm to the slaughter generation
Nucleus farm pure breeds Landrace Duroc as example This is a closed herd |
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Landrace Father |
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Landrace Mother |
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Multiplication farm |
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Large white Father (possibly via AI) |
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Landrace Mother |
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Commercial farm |
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Duroc Father (possibly via AI) |
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F1 hybrid Mother – Landrace/Large White cross |
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Slaughter generation male and female |
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Landrace / Large White / Duroc Cross Other breeds may be involved as well – the Hampshire for example |
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