No daughter colonies of the 4a were tested yet.
6 tested queens were mated at the mating station:
DE-15-80-1-1999 DE-15-88-1-1999 DE-15-88-4-1999 DE-15-88-5-1999 DE-15-88-6-1999 DE-15-88-7-1999
4 daughter colonies of queens mated at the mating station were tested:
DE-15-80-1-2001 DE-15-80-2-2001 DE-15-80-3-2001 DE-15-80-4-2001