Kolkata-based Graphite India Limited on Friday reported a 43.6 per cent year-on-year (YoY) decline in its net profit to ₹133 crore, compared to ₹236 crore in the same period previous year (Q1 FY25). Revenue also slipped 8.7 per cent to ₹665 crore from ₹728 crore a year ago, according to its stock exchange filing.