Will Ringrose, ADM Agriculture’s head of oilseeds, said Statistics Canada’s latest forecast – of the lowest crop since 2008 – which was adjusted following new yield models using satellite imagery, had shocked the trade and driven the market up.

Paris rapeseed futures (November 21) gained €30/t (£25.80/t) last week, closing on Friday 17 September at €600.75/t (£516.69), a new contract high.

Brexit-related issues such as exports slowing down on certain commodities, combined with a larger Brazilian and Argentinian 2021-22 soya bean crop of 196m tonnes, and the news that US farmers are set to drill a bigger area of soya beans, could balance the market and see prices start to reduce.