| Queen (1A) | 1b | 4a | Mating place | Apiary | TBV | Performance ndex | Varroa- index | |
|---|---|---|---|---|---|---|---|---|
| IT-20-108-1004-2016 | IT-20-4 | IT-20-108-1-2017 | 92 | 93 0.34 | 92 0.38 | 1 | ||
| IT-20-108-200-2013 | AT-99-156-60694-2010 | IT-20-3 | IT-20-108-2-2014 | 82 | 82 0.40 | 86 0.44 | 1 | |
| IT-20-161-87-2010 | DE-2-176-41-2008 | IT-20-3 | IT-20-108-1-2011 | 84 | 82 0.41 | 89 0.36 | 1 |