Coal India Q2 results 2025: Net profit falls 30% to ₹4,263 crore YoY, declares interim dividend of ₹10.25 per share 29 October 2025 by batamimarathi.com Coal India Q2 results 2025: Net profit falls 30% to ₹4,263 crore YoY, declares interim dividend of ₹10.25 per share