No daughter colonies of the 4a were tested yet.
13 tested queens were mated at the mating station:
DE-14-129-157-2018 DE-14-129-164-2018 DE-14-129-179-2018 DE-14-129-180-2018 DE-14-129-181-2018 DE-16-329-77-2018 DE-16-329-82-2018 DE-16-329-85-2018 DE-16-329-86-2018 DE-16-329-87-2018 DE-16-329-94-2018 DE-16-329-95-2018 DE-16-329-96-2018
No daughter colonies from colonies mated at the station were tested yet.