ADRK breed standard, working ability, family-suitability research.
A Rottweiler's first 16 weeks run two clocks at once: the DAP core series until past 16 weeks, and the socialization window that closes at about 14 weeks.
BH, IGP/Schutzhund, ZTP and Koerung certify a Rottweiler's temperament, trainability and breed suitability — none of them is a health test.