No daughter colonies of the 4a were tested yet.
18 tested queens were mated at the mating station:
AT-99-156-60135-2018 AT-99-156-60136-2018 AT-99-156-60139-2018 AT-99-156-60143-2018 AT-99-156-60168-2018 AT-99-157-153-2018 AT-99-157-175-2018 AT-99-157-249-2018 AT-99-157-252-2018 AT-99-157-392-2018 AT-99-157-429-2018 AT-99-157-430-2018 AT-99-157-619-2018 AT-99-157-841-2018 AT-99-157-842-2018 AT-99-157-843-2018 AT-99-207-2007-2018 AT-99-207-2008-2018
12 daughter colonies of queens mated at the mating station were tested:
DE-2-215-10-2019 DE-2-215-11-2019 DE-2-215-12-2019 DE-2-215-13-2019 AT-99-156-682-2020 AT-99-156-60108-2020 AT-99-156-60121-2019 AT-99-156-60125-2020 AT-99-157-206-2020 AT-99-157-207-2020 AT-99-157-568-2020 FR-53-801-91-2020