No daughter colonies of the 4a were tested yet.
4 tested queens were mated at the mating station:
DE-13-138-90-1959 DE-13-138-91-1959 DE-13-138-92-1959 DE-13-138-94-1959
2 daughter colonies of queens mated at the mating station were tested:
DE-13-138-213-1961 DE-13-138-214-1961