An index tracking output across the core infrastructure industries — among them coal, crude oil, natural gas, refinery products, fertilisers, steel, cement and electricity. Because these feed the rest of industry, the index is treated as a leading signal for the IIP.
Who runs itReleased by the Office of the Economic Adviser, Department for Promotion of Industry and Internal Trade (DPIIT).
Why it is examinedFrequently confused with the IIP in Prelims. The distinction to hold: the core industries are a subset whose output is weighted within the IIP, and the ICI is published ahead of it.
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