15 daughter colonies of the 4a were tested:
DE-8-1-106-2021 DE-8-1-226-2021 DE-8-1-227-2021 DE-8-1-228-2021 DE-8-1-229-2021 DE-8-1-231-2021 DE-8-1-233-2021 DE-8-1-320-2021 DE-8-1-321-2021 DE-8-1-505-2021 DE-8-1-506-2021 DE-8-1-507-2021 DE-8-1-522-2021 DE-8-1-523-2021 DE-8-1-526-2021
3 tested queens were mated at the mating station:
DE-13-361-252-2022 DE-13-361-253-2022 DE-13-361-254-2022
No daughter colonies from colonies mated at the station were tested yet.