18 daughter colonies of the 4a were tested:
CH-51-119-18-2014 CH-51-122-1-2014 CH-51-122-2-2014 CH-51-122-24-2014 CH-51-122-36-2014 CH-51-122-38-2014 CH-51-122-47-2014 CH-51-122-48-2014 CH-51-122-52-2014 CH-51-122-75-2014 CH-51-122-80-2014 CH-51-122-90-2014 CH-51-122-99-2014 CH-51-125-6-2015 CH-51-125-7-2015 CH-51-125-8-2014 CH-51-125-8-2015 CH-51-125-16-2014
4 tested queens were mated at the mating station:
CH-51-122-37-2015 CH-51-122-91-2015 CH-51-125-1-2015 CH-51-125-2-2015
No daughter colonies from colonies mated at the station were tested yet.