| Queen (1A) | 1b | 4a | Mating place | Apiary | TBV | Performance ndex | Varroa- index | |
|---|---|---|---|---|---|---|---|---|
| IT-20-35-81-2015 | IT-20-108-3-2012 | IT-20-3 | IT-20-110-1-2016 | 79 | 82 0.31 | 80 0.33 | 1 | |
| IT-20-108-73-2013 | AT-99-156-60694-2010 | IT-20-3 | IT-20-35-1-2014 | 75 | 77 0.37 | 79 0.36 | 1 | |
| IT-20-108-3-2010 | DE-2-176-41-2008 | IT-20-3 | IT-20-108-1-2011 | 75 | 76 0.36 | 80 0.35 | 1 |