Hereditary causes the speed of the trotters Chuvash stud farm

It is given the analysis of the prevalence of families trotter at Chuvash stud farm. All trotter mares of the Chuvash stud farm belong to the 2-nd masculine lines of the american standardbred breed Scotland and Volomite and 13 factory jacks. The most effective on the inheritance of playfulness offspring nest Prisms-1 and Zenitka. Good agility manifests early in horses that were born in the period 1998-2003 (P