11 daughter colonies of the 4a were tested:
DE-8-198-9-2018 DE-8-198-10-2018 DE-8-198-153-2019 DE-8-198-179-2019 DE-8-198-190-2019 DE-8-198-191-2019 DE-8-198-193-2019 DE-8-198-194-2019 DE-8-198-198-2019 DE-8-198-201-2019 DE-8-229-47-2018
7 tested queens were mated at the mating station:
DE-8-170-40-2017 DE-8-170-43-2017 DE-8-170-45-2017 DE-8-170-47-2017 DE-8-170-50-2017 DE-8-170-51-2017 DE-8-170-55-2017
No daughter colonies from colonies mated at the station were tested yet.