What type of breeding system is designed to take advantage of both hybrid vigor and breeding value?

The type of breeding system designed to take advantage of both hybrid vigor and breeding value is crossbreeding. This method involves mating animals from different genetic backgrounds to produce offspring that benefit from hybrid vigor, also known as heterosis. Hybrid vigor refers to the improved or enhanced biological qualities in the hybrid offspring compared to their parents, often resulting in better growth rates, fertility, and overall health.

In addition to hybrid vigor, crossbreeding allows breeders to capitalize on the superior breeding values of the parent animals. Breeding value is an estimate of an individual's genetic potential as a parent, typically measured in terms of traits like growth rate, milk production, or disease resistance. By carefully selecting individuals with desirable traits from different breeds, crossbreeding maximizes both the genetic diversity and the overall performance of the resulting offspring.

This strategy contrasts with pure breeding, which focuses on maintaining specific breeds and does not exploit hybrid vigor. Impure breeding isn't a formally recognized strategy in the same way as crossbreeding and does not have defined goals benefiting from the advantages of combining diverse genetics. Multi-breeding is less commonly referenced and may not clearly define how hybrid vigor or breeding value is utilized, making crossbreeding the most fitting choice for leveraging both concepts effectively.