11 daughter colonies of the 4a were tested:
CH-52-24-356-2017 CH-52-24-357-2017 CH-52-24-358-2017 CH-52-24-359-2017 CH-52-24-361-2017 CH-52-24-364-2017 CH-52-24-365-2017 CH-52-24-366-2017 CH-52-24-367-2017 CH-52-140-407-2017 CH-52-574-50-2018
3 tested queens were mated at the mating station:
CH-52-140-43-2018 CH-52-140-44-2018 CH-52-574-50-2018
No daughter colonies from colonies mated at the station were tested yet.