Fresnillo Plc ( LON:FRES ) expects a modest production increase at best in the current financial year. The FTSE 250-listed miner, recently demoted from the FTSE 100 index, has been implementing a performance improvement plan to increase productivity and to better understand the geology of its mines. The Mexican group now expects to produce between 51mln-56mln ounces of silver and 815,000-900,000 ounces of gold in 2020. READ: Hiscox and Fresnillo leave FTSE 100, while Centrica and Kingfisher sweat In the year to 31 December, gold production was 875,913 ounces, 5% lower than 2018.