GHG Protocol · CEA India v20.0 · ISO 14064 · DEFRA 2025

Corporate Carbon
Footprint Calculator

Measure Scope 1, 2 & 3 emissions from your IT facility using internationally recognised standards. Real-time calculations and exportable GHG reports.

CEA v20.0 India Grid GHG Protocol ISO 14064-1:2018 DEFRA 2025 IPCC AR5 GWP BEE Star Rating Energy Star 8.0 ECBC 2017 ASHRAE 90.1 EPA eGRID 2023
0.727
tCO₂/MWh · India Grid CEA v20.0
2,088
GWP · R-410A Refrigerant IPCC AR5
2.68
kgCO₂/L · Diesel DEFRA 2025
Scope 1·2·3
Full GHG Inventory Covered
⚙️ Calculator Settings
All-India Avg — 0.727
NEWNE — 0.820
Southern — 0.680
Western RE — 0.620
US Grid · EPA eGRID
UK Grid · DEFRA 2025
ℹ️Scope 2 emissions from electricity consumed by IT equipment. Benchmarks from BEE Star Rating and Energy Star 8.0. Formula: Qty × Watts × Hours × 250 days ÷ 1,000,000 × CEA grid EF = tCO₂e/year.
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Workstations & Endpoints
SCOPE 2
Standard: GHG Protocol Scope 2 · BEE India Device Star Ratings · Energy Star Specification v8.0 (2021) · ECMA-370 ICT Carbon Footprint
BEE 3-star: 250W typical TDP
Energy Star 8.0: 45W avg TDP
BEE 5-star max: 15W rated
Energy Star: 28W typical
Energy Star: 36W typical
250 working days/year assumed
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Peripherals & Network
SCOPE 2
Standard: GHG Protocol Scope 2 · ECMA-370 · IEEE 802.3az Energy Efficient Ethernet · PoE IEEE 802.3at
2hr active 500W + idle 15W
Always-on: 100W avg
PoE powered; 12W avg
PoE IEEE 802.3af: 6W avg
50W in use; device hours/day
5% conversion loss × 24×7
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Servers & Data Center
SCOPE 2
Standard: GHG Protocol Scope 2 · ASHRAE A2 Thermal Spec · SPECpower benchmark · PUE — The Green Grid TGG-DCiE-Specification-V1
Dell/HP 1U: 300–400W TDP; 24×7
24×7 × 365 days
400W/blade × 14; 24×7
Always-on storage systems
1.0=perfect; India avg: 1.6–2.0
ℹ️Scope 2: Purchased grid electricity. Scope 1: On-site diesel/gas combustion. India Grid EF: 0.727 tCO₂/MWh (CEA v20.0). Diesel: 2.68 kgCO₂/L (DEFRA 2025).
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Grid Electricity
SCOPE 2
Standard: CEA CO₂ Baseline DB v20.0 (Dec 2024) · GHG Protocol Scope 2 Guidance (Location-based & Market-based) · BEE Energy Audit Guidelines
Preferred: 12-month avg from utility
10hr/day × 250 days assumed
Offsets Scope 2 — market-based
Renewable Energy Certificates
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Fuel Combustion
SCOPE 1
Standard: IPCC 2006 Vol.2 Stationary Combustion · GHG Protocol Scope 1 · DEFRA 2025 Stationary Factors · PNGRB/MoPNG India
DEFRA 2025: 2.68 kgCO₂e/litre
IPCC 2006: 2.98 kgCO₂/kg LPG
PNGRB/MoPNG: 1.89 kgCO₂/SCM
Owned/leased diesel vehicles
DEFRA 2025: 2.31 kgCO₂e/litre
ℹ️AC electricity = Scope 2. Refrigerant leaks = Scope 1 fugitive with very high GWP. 1 kg of R-410A = 2.088 tCO₂e. Source: IPCC AR5 GWP100.
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Air Conditioning Electricity
SCOPE 2
Standard: BEE Star Rating Programme · ECBC 2017 (Energy Conservation Building Code) · ASHRAE Standard 90.1 · IS 1391 Part 1&2 (BIS)
BEE 3-star: 1.4 kW operational
BEE 3-star: 2.0 kW operational
ECBC 2017: 0.9 kW per TR
Enter rated kW; 24×7 × 365 days
Working days: 250/year
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Refrigerant Leakage (Fugitive)
SCOPE 1
Standard: IPCC 5th Assessment Report (AR5) GWP100 · GHG Protocol Scope 1 Fugitive Guide · MoEFCC India Ozone Cell · IS 15549 (BIS Refrigerant Safety)
IPCC AR5: 2,088 kgCO₂e/kg
IPCC AR5: 1,810 kgCO₂e/kg
IPCC AR5: 675 kgCO₂e/kg
IPCC AR5: 1,430 kgCO₂e/kg
GWP = 1; pure CO₂ discharge
ℹ️Commuting = Scope 3 Cat.7. Business travel = Scope 3 Cat.6. Sources: GHG Protocol Scope 3, DEFRA 2025, MoRTH India, ICAO carbon calculator.
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Employee Commuting
SCOPE 3
Standard: GHG Protocol Scope 3 — Category 7 Employee Commuting · MoRTH India Transport Statistics 2023-24 · DEFRA 2025 Transport EFs
30km round trip/day · 0.082 kgCO₂/km
20km round trip · 0.192 kgCO₂/km
15km round trip · 0.074 kgCO₂/km
25km round trip · 0.082 kgCO₂/km
India grid: 0.145 kgCO₂/km avg
Reduces commuting proportionally
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Business Travel
SCOPE 3
Standard: GHG Protocol Scope 3 — Category 6 · DEFRA 2025 Aviation · ICAO Carbon Emissions Calculator v13 · Indian Railways Annual Report 2024
DEFRA 2025: 0.255 kgCO₂e/pkm
0.370 kgCO₂e/pkm incl. ICAO RF ×1.9
Indian Railways: 0.043 kgCO₂e/pkm
DEFRA 2025 global avg: 20.6 kgCO₂e/night
ℹ️Waste disposal = Scope 3 Cat.5. E-waste lifecycle under BIS E-Waste Rules 2022 and ECMA-370. Water treatment = Scope 3 per DEFRA 2025.
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Waste Disposal
SCOPE 3
Standard: GHG Protocol Scope 3 Cat.5 · IPCC Waste Guidelines 2006 · MoEFCC SWM Rules 2016 · BIS E-Waste Management Rules 2022
IPCC Waste GL: 0.58 kgCO₂e/kg
Transport + sorting only
Near-zero; biological decomposition
BIS E-Waste Rules 2022 / ECMA-370
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Water Consumption
SCOPE 3
Standard: DEFRA 2025 Water Supply & Treatment EFs · BIS IS 10500 · MoJS India Water Statistics 2023 · Embedded energy method
DEFRA 2025: supply+treatment
DEFRA 2025: treatment 0.708 kgCO₂e/kL
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Indian Standards & Emission Factors
CategoryStandard / AuthorityEmission FactorScope
All-India Grid ElectricityCEA CO₂ Baseline DB v20.0, Dec 20240.727 tCO₂/MWh2
India Grid (FY 2022-23)CEA CO₂ Baseline DB v19.00.716 tCO₂/MWh2
NEWNE Region GridCEA Regional Baseline v20.00.820 tCO₂/MWh2
Southern Region GridCEA Regional Baseline v20.00.680 tCO₂/MWh2
Diesel CombustionMoEFCC / IPCC 2006 Guidelines2.68 kgCO₂e/litre1
LPG CombustionIPCC 2006 / MoP India2.98 kgCO₂e/kg1
PNG / Natural GasPNGRB / MoPNG India1.89 kgCO₂e/SCM1
Desktop PC (BEE 3-star)Bureau of Energy Efficiency India250W rated TDP2
Split AC 1.5T (BEE 3-star)BEE Star Rating Programme1.4 kW operational2
Central Chiller PlantECBC 2017 / BEE India0.9 kW/TR2
R-410A RefrigerantIPCC AR5 GWP100 / MoEFCC Ozone Cell2,088 kgCO₂e/kg1
R-22 RefrigerantIPCC AR5 GWP1001,810 kgCO₂e/kg1
R-32 RefrigerantIPCC AR5 GWP100675 kgCO₂e/kg1
E-waste DisposalBIS E-Waste Mgmt Rules 2022 / ECMA-3701.2 kgCO₂e/kg3
Indian Railway TravelMoRTH / IR Annual Report 20240.043 kgCO₂e/pkm3
Two-Wheeler (petrol)MoRTH / DEFRA adapt.0.074 kgCO₂e/km1/3
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International Standards & Emission Factors
CategoryStandard / AuthorityEmission FactorScope
UK Grid ElectricityDEFRA 2025 GHG Conversion Factors0.212 kgCO₂e/kWh2
USA Grid (avg)EPA eGRID 20230.386 kgCO₂e/kWh2
EU Grid (avg)EEA 20240.295 kgCO₂e/kWh2
Diesel (global)DEFRA 2025 / IPCC 20062.68 kgCO₂e/litre1
Petrol / GasolineDEFRA 2025 / IPCC 20062.31 kgCO₂e/litre1
Car — Petrol avgDEFRA 20250.192 kgCO₂e/km1/3
Domestic Air TravelDEFRA 2025 economy class0.255 kgCO₂e/pkm3
International Air TravelDEFRA 2025 + ICAO RF ×1.90.370 kgCO₂e/pkm3
Hotel StayDEFRA 2025 global average20.6 kgCO₂e/night3
Water SupplyDEFRA 20250.344 kgCO₂e/kL3
Wastewater TreatmentDEFRA 20250.708 kgCO₂e/kL3
Landfill WasteIPCC Waste Guidelines 20060.58 kgCO₂e/kg3
Laptop — Energy StarEnergy Star Specification v8.0 (2021)45W TDP benchmark2
Server 1U RackASHRAE A2 / SPECpower benchmark350W avg TDP2
Methodology FrameworkGHG Protocol Corporate Standard (Rev.2015)Scope 1, 2, 3 basis1–3
Org-level CertificationISO 14064-1:2018GHG inventory standard1–3
Building Energy StandardASHRAE Standard 90.1-2022Energy efficiency baseline2
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tCO₂e / year
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tCO₂e / employee
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kgCO₂e / sq.ft
Scope 1 — Direct
0.00 t
Scope 2 — Electricity
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Scope 3 — Value Chain
0.00 t
💻 IT Devices
0.00 t0%
🗄️ Servers & DC
0.00 t0%
⚡ Grid Electricity
0.00 t0%
❄️ HVAC & AC
0.00 t0%
⛽ Fuel Combustion
0.00 t0%
🔴 Refrigerants
0.00 t0%
🚗 Commuting
0.00 t0%
✈️ Business Travel
0.00 t0%
♻️ Waste & Water
0.00 t0%
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