Don Bosco's sire, Donnerhall, has stablished a world renowned line of topflight dressage horses. In combination with Feiner Stern and Pik Ramiro on the dam's side, Don Bosco is capable of siring his own line of dressage stars. The nick of Donnerhall with Pik Bube-line mares has proven itself to be one of the utmost reliability in producing excellent dressage horses.