For a dairy farmer producing 1m litres annually, as shown in Table B, all processors paid above the 40p/l mark for milk with relatively good solids during April.The milk qualities used in the calculations are outlined in Table 1 on the opposite page, and on high solids milk, prices averaged 42.72p/l across all processors last month. That is up 2.1p/l from March and just over 11p/l higher when compared to April last year.