The Zangersheide approved stallion Dallas VDL meets the criteria for PROK and cornage. Dallas has a sire line that is full of jumping genes with  Douglas as his father, grandfather Heartbreaker, than Mr. Blue and Nimmerdor and the thoroughbred stallion Erdball xx. Dallas did his performance test in Adelheidsdorf and got very good marks for jumping, he finished 2nd. Dallas got a 9 for free jumping and for his talent as a jumper he got a 9.08.. Semen of the stallion is available through the VDL Stud.