Ranked by latest reported Scope 1 + Scope 2. Reporting years differ by company. ↓ = declining vs prior year · ↑ = rising · → = within ±5%. No arrow = no prior year.

NTPC Limited

power·FY 2023-24

352.54 Mt

→

UltraTech Cement Limited

cement·FY 2025-26

90.92 Mt

↑

Adani Power Limited

power·FY 2024-25

86.43 Mt

↑

Tata Steel Limited

steel·FY 2024-25

66.00 Mt

→

Vedanta Limited

aluminium·FY 2023-24

65.85 Mt

JSW Steel Limited

steel·FY 2024-25

54.75 Mt

→

Reliance Industries Limited

oil-gas·FY 2024-25

37.93 Mt

→

Jindal Steel & Power Limited

steel·FY 2025-26

36.32 Mt

↑

Coal India Limited

mining·FY 2024-25

35.00 Mt

↑

Tata Power Company Limited

power·FY 2025-26

28.65 Mt

↓

Awaiting Verification — 72 companies

Data extracted but not yet verified against the original BRSR filing. No rank assigned until verified.

Steel Authority of India Limited Rashtriya Ispat Nigam Limited (Vizag Steel)Shyam Metalics and Energy Limited Sunflag Iron and Steel Company Limited Kalyani Steels Limited Lloyds Metals and Energy Limited Godawari Power and Ispat Limited APL Apollo Tubes Limited Jindal SAW Limited Ratnamani Metals & Tubes Limited Tata Metaliks Limited Welspun Corp Limited Mishra Dhatu Nigam Limited (MIDHANI)Usha Martin Limited Mukand Limited KIOCL Limited Vardhman Special Steels Limited Electrosteel Steels Limited Indian Metals & Ferro Alloys Limited Sarda Energy & Minerals Limited Gallantt Ispat Limited Birla Corporation Limited JK Lakshmi Cement Limited Star Cement Limited Sagar Cements Limited Prism Johnson Limited Mangalam Cement Limited Chettinad Cement Corporation Private Limited My Home Industries Private Limited Zuari Cement Limited Kesoram Industries Limited Wonder Cement Limited JSW Cement Limited Penna Cement Industries Limited The KCP Limited (Cement Division)Deccan Cements Limited NCL Industries Limited Sanghi Industries Limited Bharat Aluminium Company Limited SJVN Limited CESC Limited Torrent Power Limited Adani Green Energy Limited ReNew Energy Global PLC Power Grid Corporation of India Limited Damodar Valley Corporation THDC India Limited Sembcorp Energy India Limited RattanIndia Power Limited NTPC Green Energy Limited Greenko Energy Holdings GMR Power and Urban Infra Limited DB Power Limited (Lanco Amarkantak)Reliance Power Limited Vedanta Power Limited Jaiprakash Power Ventures Limited Nava Limited Chennai Petroleum Corporation Limited Nayara Energy Limited Gujarat State Petronet Limited Gujarat Gas Limited Mahanagar Gas Limited Adani Total Gas Limited Singareni Collieries Company Limited Hindustan Copper Limited MOIL Limited Gujarat Mineral Development Corporation Limited The Sandur Manganese & Iron Ores Limited Vedanta Limited (Iron Ore Division)Sesa Goa (Vedanta Iron Ore — Karnataka)MSPL Limited National Mineral Development Corporation (Steel)

Stories

All stories →

Analysis #3October 4, 2026·8 min read

The Number India's Oil Companies Don't Put in the Headline.

Indian Oil (IOCL) reports 354 Mt of Scope 3 emissions — 15.7x its operational footprint. Its net zero target covers 6% of its actual climate impact. Reliance doesn't report Scope 3 at all.

Read the full analysis →

Analysis #2Sep 27

India's Steel Sector Is at a Fork. The Data Shows Which Way It's Headed.

Analysis #1Sep 20

One Company, 352 Million Tonnes: Inside India's Power Sector Emissions

Data spans FY 2022-23 to 2025-26. Updated weekly.Methodology