Following gains at the start of the month, grain prices have slipped back, the latest AHDB Arable Market Report shows May-26 UK feed wheat futures at £167.30/t. The domestic market shadowed the pressure on both Paris milling and Chicago wheat futures (May-26), which were both down 1.3% across the week. A drop in crude oil prices and assessments over the recent cold weather snaps in both the USA and Black Sea have subdued markets. In the US Plains and parts of the Midwest, periods of cold weather and variable snow cover have maintained concerns over potential winterkill. However, it was…