1. The summary of the Index of Eight Core Industries (base: 2004-05) is given at the Annexure.
2. The Eight Core Industries comprise nearly 38 % of the weight of items included in the Index of Industrial Production (IIP). The combined Index of Eight Core Industries stands at 191.8 in January, 2017, which was 3.4 % higher compared to the index of January, 2016. Its cumulative growth during April to January, 2016-17 was 4.8 %.
Coal
3. Coal production (weight: 4.38 %) increased by 4.8 % in January, 2017 over January, 2016. Its cumulative index during April to January, 2016-17 increased by 2.3 % over corresponding period of previous year.
Crude Oil
4. Crude Oil production (weight: 5.22 %) increased by 1.3 % in January, 2017 over January, 2016. Its cumulative index during April to January, 2016-17 declined by 2.8 % over the corresponding period of previous year.
Natural Gas
5. The Natural Gas production (weight: 1.71 %) increased by 11.9 % in January, 2017 over January, 2016. Its cumulative index during April to January, 2016-17 declined by 1.9 % over the corresponding period of previous year.
Refinery Products (93% of Crude Throughput)
6. Petroleum Refinery production (weight: 5.94%) declined by 1.5 % in January, 2017 over January, 2016. Its cumulative index during April to January, 2016-17 increased by 6.8 % over the corresponding period of previous year.
Fertilizers
7. Fertilizer production (weight: 1.25%) declined by 1.6 % in January, 2017 over January, 2016. Its cumulative index during April to January, 2016-17 increased by 2.9 % over the corresponding period of previous year.
Steel (Alloy + Non-Alloy)
8. Steel production (weight: 6.68%) increased by 11.4 % in January, 2017 over January, 2016. Its cumulative index during April to January, 2016-17 increased by 9.2 % over the corresponding period of previous year.
Cement
9. Cement production (weight: 2.41%) declined by 13.3 % in January, 2017 over January, 2016. Its cumulative index during April to January, 2016-17 increased by 1.0 % over the corresponding period of previous year.
Electricity
10. Electricity generation (weight: 10.32%) increased by 4.8 % in January, 2017 over January, 2016. Its cumulative index during April to January, 2016-17 increased by 5.4 % over the corresponding period of previous year.
Note 1: Data are provisional. Revision has been made based on revised data received for corresponding month of previous year in respect of Coal, Crude Oil, Refinery Products, Fertilizer, Steel, Cement and Electricity. Accordingly, indices for the month of January, 2016 have been revised.
Note 2: Since October, 2016, Electricity generation data from Renewable sources is also included.
Note 3: Release of the index for February, 2017 will be on Friday, 31st March, 2017.