Concept:Progeny selection means choosing breeding stock by judging the quality of their offspring.
Explanation:In this method, the breeding value of an animal is determined from the performance records of its young ones.
It is useful when the desired trait cannot be observed directly in the parent, such as milk production in daughters or carcass quality in meat animals.
The selection is not based on feed conservation efficiency of the parents.
It is also not based on the individual merits of the animal or the dam alone.
The parent is kept for breeding only when its offspring show good performance.
Answer:D. performance of offspring