The combined Index of Eight Core Industries (ICI) increased by 6.3 per cent (provisional) in August 2025 against a contraction of 1.5 per cent recorded
in August 2024. "The production of Steel, Coal, Cement, Fertilizer, Electricity and Petroleum Refinery products recorded positive growth in August 2025", informed the Ministry of Commerce & Industry today, September 22. The ICI measures the combined and individual performance of production of eight core industries viz. Coal, Crude Oil, Natural Gas, Refinery Products, Fertilizers, Steel, Cement and Electricity. The Eight Core Industries comprise 40.27 percent of the weight of items included in the Index of Industrial Production (IIP). The final growth rate of Index of Eight Core Industries for July 2025 was observed at 3.7 per cent. The cumulative growth rate of ICI during April to August, 2025-26 is 2.8 per cent (provisional) as compared to the corresponding period of last year, the Ministry stated. The summary of the Index of Eight Core Industries is given below: Coal - Coal production (weight: 10.33 per cent) increased by 11.4 per cent in August, 2025 over August, 2024. Its cumulative index declined by 0.7 per cent during April to August, 2025-26 over corresponding period of the previous year. Crude Oil - Crude Oil production (weight: 8.98 per cent) declined by 1.2 per cent in August, 2025 over August, 2024. Its cumulative index declined by 1.7 per cent during April to August, 2025-26 over corresponding period of the previous year. Natural Gas - Natural Gas production (weight: 6.88 per cent) declined by 2.2 per cent in August, 2025 over August, 2024. Its cumulative index declined by 2.5 per cent during April to August, 2025-26 over corresponding period of the previous year. Petroleum Refinery Products - Petroleum Refinery production (weight: 28.04 per cent) increased by 3.0 per cent in August, 2025 over August, 2024. Its cumulative index increased by 0.4 per cent during April to August, 2025-26 over corresponding period of the previous year. Fertilizers - Fertilizer production (weight: 2.63 per cent) increased by 4.6 per cent in August, 2025 over August, 2024. Its cumulative index declined by 0.8 per cent during April to August, 2025-26 over corresponding period of the previous year. Steel - Steel production (weight: 17.92 per cent) increased by 14.2 per cent in August, 2025 over August, 2024. Its cumulative index increased by 10.4 per cent during April to August, 2025-26 over corresponding period of the previous year. Cement - Cement production (weight: 5.37 per cent) increased by 6.1 per cent in August, 2025 over August, 2024. Its cumulative index increased by 8.4 per cent during April to August, 2025-26 over corresponding period of the previous year. Electricity - Electricity generation (weight: 19.85 per cent) increased by 3.1 per cent in August, 2025 over August, 2024. Its cumulative index increased by 0.5 per cent during April to August, 2025-26 over corresponding period of the previous year.
