No daughter colonies of the 4a were tested yet.
47 tested queens were mated at the mating station:
IT-2-39-88-2018 IT-2-39-92-2018 IT-2-39-106-2018 IT-2-39-110-2018 IT-2-39-120-2018 IT-2-39-160-2018 IT-2-39-186-2018 IT-2-39-230-2018 IT-2-39-236-2018 IT-2-39-241-2018 IT-2-39-264-2018 IT-2-39-270-2018 IT-2-39-283-2018 IT-2-39-292-2018 IT-2-39-301-2018 IT-2-39-328-2018 IT-2-39-358-2018 IT-2-39-373-2018 IT-2-39-396-2018 IT-2-39-405-2018 IT-2-39-445-2018 IT-2-39-499-2018 IT-2-39-522-2018 IT-2-39-523-2018 IT-2-39-575-2018 IT-2-39-576-2018 IT-2-39-577-2018 IT-2-39-578-2018 IT-2-39-583-2018 IT-2-39-591-2018 IT-2-39-592-2018 IT-2-39-594-2018 IT-2-39-595-2018 IT-2-39-600-2018 IT-2-39-603-2018 IT-2-39-604-2018 IT-2-39-605-2018 IT-2-39-606-2018 IT-2-39-607-2018 IT-2-39-608-2018 IT-2-39-609-2018 IT-2-39-610-2018 IT-2-39-611-2018 IT-2-39-612-2018 IT-2-39-613-2018 IT-2-39-614-2018 IT-2-39-617-2018
15 daughter colonies of queens mated at the mating station were tested:
IT-1-39-20-2020 IT-1-39-24-2020 IT-1-39-28-2020 IT-1-39-143-2020 IT-1-39-152-2020 IT-1-39-164-2020 IT-1-39-192-2020 IT-1-39-208-2020 IT-1-39-258-2020 IT-1-39-354-2020 IT-1-39-368-2020 IT-1-39-493-2020 IT-1-39-600-2020 IT-1-39-612-2020 IT-1-39-649-2020