In the January-March period of the financial year 2021-22, the company's cast metal aluminium production at its smelters was at 5,72,000 tonnes, up 8 per cent from 5,31,000 tonnes in the same quarter of the preceding fiscal. Overall aluminium production in FY22 touched a record high of 22,68,000 tonnes, up 15 per cent from 19,69,000 tonnes in FY21, Vedanta Limited said in a BSE filing.