INDEX OF EIGHT CORE INDUSTRIES (BASE YEAR: 2011-12=100) FOR DECEMBER, 2025

• Index of Eight Core Industries (ICI) is a monthly production index for eight infrastructure-supporting industries, released by the Office of the Economic Adviser, DPIIT, Ministry of Commerce & Industry.
• Constitutes 40.27% of the weight of items in the Index of Industrial Production (IIP) — hence a leading directional indicator for IIP and industrial GDP.
• Frequently asked in Prelims (sector composition, weights, lead ministry) and Mains GS-III (industrial growth, infrastructure).