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9 Cards in this Set
- Front
- Back
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What are quantative traits?
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traits that can be measured or described (skeletal size, speed)
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What are qualitative traits?
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traits that are subjectively measured. hair color, horned vs. polled
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What is selection?
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differential reproduction -- preventing some animals from reproducing while allowing others to have offspring
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What is selection differential? What is another synonym?
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reach. the superiority (or inferiority) of the selected animals compared to the herd average
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What is heritability?
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the portion of the selection differential that is passed from parent to offspring
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What is realized heritability?
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the portion actually obtained compared to what was attempted in selection
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What is generation interval?
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the average age of the parents when the offspring are born
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What is the primary reason for using AI?
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so that genetically superior sires can be used more extensively
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What are EPDs? How do you calcuate EPDs??
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expected progeny differences. by using various information on an individual such as siblings, ancestors, and progeny.
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