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An important assumption in evaluating predicted genetic gain, is that the environmental influences will not change from generation to generation. Following the goat example: the next generation is expected to weigh 52.1 kg, provided that the environmental influences will remain the same. Of course this may not be true, but because we have no accurate idea about the environmental influences in the next generation. Therefore we assume they do not change.
Thus:
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Thus: important assumption in evaluating predictions of genetic gain: environmental influences remain constant across generations |