Inbreeding : Inbreeding refers to the mating between closely related individuals within the same breed for 4-6 generations.
Outbreeding: It refers to the breeding of unrelated animals either of the same breed but do not have common ancestor or of different breeds.
Advantage : It brings the homozygosity in the population.
Disadvantage : It exposes the harmful recessive alleles.
Advantages of inbreeding in cattle :
1. Increases the productivity of the inbreed population.
2. Eliminates or reduces less desirable genes.