| Queen (1A) | 1b | 4a | Mating place | Apiary | TBV | Performance ndex | Varroa- index | |
|---|---|---|---|---|---|---|---|---|
| IT-20-84-96-2009 | DE-2-183-4343-2005 | IT-20-3 | IT-20-47-1-2010 | 78 | 72 0.35 | 90 0.30 | 1 | |
| IT-20-74-45-2007 | DE-7-45-300-2004 | IT-20-3 | IT-20-47-1-2008 | 74 | 72 0.40 | 81 0.29 | 1 | |
| IT-20-46-65350-2005 |