No daughter colonies of the 4a were tested yet.
12 tested queens were mated at the mating station:
CH-50-60-60053-2018 CH-50-60-60114-2018 CH-50-60-60126-2018 CH-50-60-60127-2018 CH-50-60-60128-2018 CH-50-60-60436-2018 CH-50-150-60391-2018 CH-50-154-60260-2018 CH-50-154-60266-2018 CH-50-159-60153-2018 CH-50-159-60166-2018 CH-50-190-60089-2018
31 daughter colonies of queens mated at the mating station were tested:
CH-50-91-60316-2019 CH-50-150-42529-2020 CH-50-150-42530-2020 CH-50-150-42531-2020 CH-50-150-42532-2020 CH-50-150-42533-2020 CH-50-150-42534-2020 CH-50-150-42535-2020 CH-50-150-42536-2020 CH-50-150-42537-2020 CH-50-150-42538-2020 CH-50-159-60004-2019 CH-50-159-60008-2019 CH-50-159-60008-2020 CH-50-159-60010-2020 CH-50-159-60011-2019 CH-50-159-60011-2020 CH-50-159-60012-2020 CH-50-159-60013-2020 CH-50-159-60014-2019 CH-50-159-60014-2020 CH-50-159-60017-2020 CH-50-159-60019-2020 CH-50-159-60031-2019 CH-50-159-60033-2019 CH-50-159-60035-2019 CH-50-159-60037-2020 CH-50-159-60038-2020 CH-50-159-60042-2019 CH-50-159-60159-2019 CH-50-159-60247-2020