No daughter colonies of the 4a were tested yet.
6 tested queens were mated at the mating station:
DE-16-44-233-1970 DE-16-44-234-1970 DE-16-44-235-1970 DE-16-44-236-1970 DE-16-44-237-1970 DE-16-44-238-1970
10 daughter colonies of queens mated at the mating station were tested:
DE-16-44-268-1972 DE-16-44-269-1972 DE-16-44-270-1972 DE-16-44-271-1972 DE-16-44-272-1972 DE-16-44-273-1972 DE-16-44-274-1972 DE-16-44-275-1972 DE-16-44-276-1972 DE-16-44-277-1972