20 daughter colonies of the 4a were tested:
IT-20-110-95-2020 IT-20-110-96-2020 IT-20-110-97-2020 IT-20-110-98-2020 IT-20-110-99-2020 IT-20-110-100-2020 IT-20-110-101-2020 IT-20-110-102-2020 IT-20-110-103-2020 IT-20-110-105-2020 IT-20-110-134-2021 IT-20-110-135-2021 IT-20-110-137-2021 IT-20-110-140-2021 IT-20-110-141-2021 IT-20-110-143-2021 IT-20-110-150-2020 IT-20-110-165-2020 IT-20-110-166-2020 IT-20-110-171-2020
1 tested queens were mated at the mating station:
IT-20-110-1016-2022
No daughter colonies from colonies mated at the station were tested yet.