Fertiliser Pricing May 29, 2014 12:00 am The cost of nitrogen fertiliser is starting the 2014/15 season around £20 lower than a year ago. Price lists have UK 34.5% AN at around £250 per tonne for June delivery. Last year the list price was £270 for the same month; 2012 prices were up at £300 per tonne. However the current year’s prices are set to rise with 34.5% AN prices rising by as much as £50 per tonne by the autumn and phosphate prices looking to hit £290 per tonne.