Test your knowledge: Linkage

Genetic linkage is essential in genetic evaluations comparing animals in different groups, environments and across time.

True

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False

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Select the levels on which genetic evaluations require linkage – select all correct options.

Between animals within a management group

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Between animals in different management groups

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Between different year drops within a flock

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Between different flocks

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Linkage is calculated on a:

Per trait basis – where linkage is required to make comparisons between specific traits for each animal.

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Per animal basis – where linkage is required generally for an animal, and this will fulfill linkage requirements for each phenotype recorded.

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Per contemporary group basis – where some linkage is required in each contemporary group, and this will fulfill linkage requirements for each phenotype recorded.

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Understanding your genetic evaluation

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