23 daughter colonies of the 4a were tested:
CH-51-31-616-2021 CH-51-31-617-2021 CH-51-31-618-2021 CH-51-31-621-2021 CH-51-31-624-2021 CH-51-31-626-2021 CH-51-31-627-2021 CH-51-31-628-2021 CH-51-31-629-2021 CH-51-31-645-2021 CH-51-31-648-2021 CH-51-31-656-2021 CH-51-31-659-2021 CH-51-31-660-2021 CH-51-31-661-2021 CH-51-31-663-2021 CH-51-48-47-2021 CH-51-48-3271-2021 CH-51-48-4394-2021 CH-51-48-6238-2021 CH-51-48-7751-2021 CH-51-48-7834-2021 CH-51-48-7881-2021
21 tested queens were mated at the mating station:
CH-51-22-4-2022 CH-51-22-11-2022 CH-51-22-14-2022 CH-51-40-3-2022 CH-51-40-5-2022 CH-51-40-6-2022 CH-51-165-2-2022 CH-51-169-48-2022 CH-51-169-51-2022 CH-51-169-55-2022 CH-51-169-57-2022 CH-51-169-95-2022 CH-51-187-57-2022 CH-51-187-65-2022 CH-51-206-48-2022 CH-51-208-3-2022 CH-51-208-17-2022 CH-51-208-28-2022 CH-51-208-29-2022 CH-51-208-76-2022 CH-51-208-195-2022
4 daughter colonies of queens mated at the mating station were tested:
CH-51-22-6-2023 CH-51-22-41-2023 CH-51-206-908-2023 CH-51-206-917-2023