With winter wheat yield results in from 11 AHDB RL trial sites, the average yield of control varieties in these trials stands at 10.63t/ha, 0.64t/ha below the five-year average of 11.27t/ha.
In 2018, JB Diego, KWS Santiago, Skyfall, KWS Siskin and Zulu are the control varieties. The yield average from these varieties is represented as 100%.
RL trial site results to date show that Group 4 hard feed varieties lead the way, with Gleam at 105%, and KWS Kerrin and KWS Crispin close by at 104%. The highest-yielding soft Group 4 feed variety is Bennington, with a yield of 103%.
The top-yielding nabim Group 1 bread variety is KWS Zyatt (100%), KWS Siskin is the highest yielding nabim Group 2 bread wheat (103%), while KWS Barrel and KWS Basset lead the nabim Group 3 biscuit yields (101%), in the trials.
Based on five-year average yields, current good performers include the hard feed varieties RGT Gravity (105%), KWS Kerrin (104%) and Gleam (104%), the soft Group 4 variety KWS Jackal, recommended for the North, at (103%), KWS Barrel (102%) in Group 3, KWS Siskin (102%) in Group 2 and KWS Zyatt (101%) in Group 1, according to AHDB.
Looking at the five-year averages, the soft feed candidate varieties are performing well on yield: LG Skyscraper (106%), LG Spotlight (104%), LG Sabertooth (104%), LG Interstellar (104%) and SY Loki (103%). The hard feed candidate LG Jigsaw (102%) and the potential biscuit-making variety KWS Firefly (102%) are also performing well. Quality bread making wheat candidate varieties in trial are KWS Extase (101%), LG Detroit (100%) and SY Medea (97%), according to AHDB.
Full trial results can be accessed at: cereals.ahdb.org.uk/harvestresults