Inheritance of dysplasia (HD)

In most dogs, disorders are not clinically apparent, but it cannot be considered that apparently healthy dogs are free of dysplasia. Joint pain is manifested only with a severe form of the disease. It should be borne in mind that this pathology can be transmitted through 14 generations. Many countries have anti-HD programs. The main difficulties arise in the diagnosis, a clear definition of the degree of the disease. The only effective measure to combat hip dysplasia in dogs is the rejection of identified sick animals from breeding.
According to various sources, HD heritability ranges from 60 to 20%, but the most extensive studies indicate that it averages 25-35%. When mating defective parents, the probability of getting sick offspring increases by 2 times.

It does not make sense to immediately harshly exclude all sick dogs from breeding – you also cannot Continue reading →