Straight from the breeder A guaranteed better result!
Variety Earliness Yield Skin Storage Firmness Bolting tolerance Dry matter % Pungency
Troy 14,5 105 - - 6 ++ 14,5 4,7
Forum 14,0 90 - - 6 + 14,5 4,7
Sherman 12,5 115 6 - 6 HT 12,1 3,5
Hercules 12,0 100 8 9 9 ++ 15,4 5,0
Stur BC 20 11,7 103 8 8 8 ++ 15,6 5,0
Hytech 11,0 110 8 8 8 HT 13,3 4,2
Red Light 12,5 102 6 - 6 HT 12,8 3,8
Red Ray 11,0 107 8 8 7 HT 13,5 4,9

Every year the breeding department of Bejo Zaden and De Groot en Slot is testing her varieties in their own trial fields in Europe. All information is based on a three year average, from these trials.  

 

Earliness   Earliness one point higher indicates that the crop can be harvested one week earlier.
Yield   Yield numbers are ratios.
Skin   Skin quality rating 1-10, the higher the figure, the longer the storability.
Storage capacity   Storage capacity rating 1-10, the higher the figure, the higher the tolerance.
Firmness   Firmness rating 1-10, the higher the figure, the higher the firmness of the bulbs.
Bolting tolerance   Bolting tolerance low tolerance, +/- average tolerance, + high tolerance and ++ very high tolerance.
Pungency   Mild/pungent varieties rated under three are mild; above five the varieties are pungent.
HT   Heat treated.