Note on year-on-year comparison
• Copper production is expected to be 23,714 tons per month, down 18% from the same period of the previous fiscal year, due to scheduled maintenance shutdowns at the Naoshima Smelter & Refinery and the Onahama Smelting & Refinery.
• Lead production is expected to be 2,250 tons per month, down 9% from the same period of the previous fiscal year.
• Gold and silver production are expected to be 1,233 kg per month and 16,250 kg per month, down 24% and 19%, respectively, from the same period of the previous fiscal year, due to a reduction in slime feed resulting from the scheduled maintenance shutdown at the Naoshima Smelter & Refinery.