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Emission Factor LibraryAdmin only
Factor updates apply prospectively only, so publishing a new version never recalculates a closed period and each period stays bound to the version active at submission.
Factor Set v2025.1Active
01-01-2025 → 31-12-202542 factors · UEG-supplied · published by A. Raza 12-01-2025, approved by M. Alvi
Factor Set v2024.2Superseded
01-07-2024 → 31-12-202440 factors · binds all H2-2024 periods
Factor Set v2026.1Draft
Effective 01-01-2026Awaiting UEG factor sheet · applies prospectively only
ActiveActive version, read-only. Create a draft to change any factor.
9 factors in Factor Set v2025.1All factor values are shown to 4 decimal places.
Search factor code or description
Version: v2025.1 · read-only indicator
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Import UEG factor sheet
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Factor Code
Description
Value
Unit
Scope
Applicability
Source reference
From
To
Used by
EF-NG-COMB-CO2
Natural gas combustion, CO₂
56.1000
kgCO₂ / GJ
Scope 1
All assets
UEG-EF-2025 R1.2
01-01-2025
31-12-2025
Fuel gas consumed (daily average)Jan 2025 – Sep 2025
EF-NG-COMB-CH4
Natural gas combustion, CH₄
0.0010
kgCH₄ / GJ
Scope 1
All assets
UEG-EF-2025 R1.2
01-01-2025
31-12-2025
Fuel gas consumed (daily average)Jan 2025 – Sep 2025
EF-NG-COMB-N2O
Natural gas combustion, N₂O
0.0001
kgN₂O / GJ
Scope 1
All assets
UEG-EF-2025 R1.2
01-01-2025
31-12-2025
Fuel gas consumed (daily average)Jan 2025 – Sep 2025
EF-DIESEL-COMB
Diesel combustion, CO₂e
3.1860
tCO₂e / tonne
Scope 1
All assets
UEG-EF-2025 R1.2
01-01-2025
31-12-2025
Diesel consumedJan 2025 – Sep 2025
EF-FLARE-CO2
Flaring, CO₂ at complete combustion. Reported flare combustion efficiency is applied in the calculation, not in this factor.
56.1000
kgCO₂ / GJ
Scope 1
All assets
UEG-EF-2025 R1.2
01-01-2025
31-12-2025
Gas flared, Flare combustion efficiencyJan 2025 – Sep 2025
EF-VENT-CH4
Venting, CH₄, composition-adjusted
0.6780
tCH₄ / MMscf
Scope 1
All assets
UEG-EF-2025 R1.2
01-01-2025
31-12-2025
Gas vented, Gas compositionJan 2025 – Sep 2025
GWP-CH4-AR6
Global warming potential, CH₄
28.0000
× CO₂e
Scope 1
All assets
IPCC AR6 WG1 Ch.7 Table 7.15
01-01-2025
31-12-2025
Gas vented, Fuel gas CH₄ componentJan 2025 – Sep 2025
EF-GRID-EG
Egypt grid electricity
0.4940
tCO₂e / MWh
Scope 2
Egypt only, Abu Qir Platform
UEG-EF-2025 R1.2 (EEHC 2024 grid mix)
01-01-2025
31-12-2025
Purchased electricityJan 2025 – Sep 2025
EF-BOE-CONV
BOE conversion, gas
5.8000
Mscf / BOE
Intensity
All assets
UEG-EF-2025 R1.2
01-01-2025
31-12-2025
Production volume (BOE)Jan 2025 – Sep 2025
Audit TrailVersion creation, import, per-factor change, publication and supersession
Timestamp
Event
Detail
Before
After
Actor
12-01-2025 09:14
Version published
Factor Set v2025.1 published, v2024.2 superseded
Draft, 42 factors
Active from 01-01-2025
A. Raza (Factor admin), approved by M. Alvi (Corporate ESG Lead)
11-01-2025 16:40
Publication approved
Second approver signed off Factor Set v2025.1
Awaiting approval
Approved
M. Alvi (Corporate ESG Lead)
10-01-2025 14:05
Factor changed
EF-GRID-EG updated to the EEHC 2024 grid mix
0.5120 tCO₂e / MWh
0.4940 tCO₂e / MWh
A. Raza (Factor admin)
10-01-2025 13:58
Factor changed
EF-FLARE-CO2 made efficiency-agnostic, efficiency now applied in the calculation
54.3000 kgCO₂ / GJ at 98 percent
56.1000 kgCO₂ / GJ at complete combustion
A. Raza (Factor admin)
09-01-2025 11:22
Factor sheet imported
UEG-EF-2025-R1.2.xlsx into draft v2025.1 · 42 rows accepted, 0 rejected
40 factors
42 factors
A. Raza (Factor admin)
08-01-2025 10:03
Version created
Factor Set v2025.1 drafted from v2024.2
—
Draft, 40 factors
A. Raza (Factor admin)
01-07-2024 09:00
Version published
Factor Set v2024.2 published, v2024.1 superseded
Draft, 40 factors
Active from 01-07-2024
A. Raza (Factor admin), approved by N. Farooq (Group Controller)