No daughter colonies of the 4a were tested yet.
4 tested queens were mated at the mating station:
DE-7-151-92-2016 DE-7-152-110-2016 DE-7-152-111-2016 DE-7-152-113-2016
10 daughter colonies of queens mated at the mating station were tested:
DE-7-151-7-2018 DE-7-151-8-2018 DE-7-151-75-2018 DE-7-152-20-2018 DE-7-152-21-2018 DE-7-152-22-2018 DE-7-152-23-2018 DE-7-152-24-2018 DE-7-152-26-2018 DE-7-152-27-2018