2-YAYA
Gulfstream GIV
Guernsey
SZB (Sultan Abdul Aziz Shah Airport, Subang)

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Viewing period:
Compared to: preceding 12 months · Apr 2024 – Apr 2025
Apr 2025 – Mar 2026·vs Apr 2024 – Apr 2025

Emissions Overview

2.0
Tons CO2 This Month
Below Average0.0× avg for GIV
5.1
Tons CO2 YTD
Below Average0.0× avg for GIV
48.8
CO2 Tons Since 2025
Below Average0.1× avg for GIV
Emissions Intensity0.01t CO₂/nmTypical1.0× avg for GIV
46.8 tons CO2 in selected period

2026 pace: On track for approximately 20t CO₂ by year end · ↓ 53% vs full year 2025 (44t)

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 4.1t CO₂/month

4.1t
CO₂/month
8.2t
Avg per flight
6
Distinct routes
Highly Concentrated3 routes account for 88% of total emissions
Highest emission route
Dubai → Subang
31.0t CO₂ total · 0.0104t CO₂/nm

Seasonal pattern: Historically peaks in October · Current month is 1% above March 2025

🇬🇬Guernsey·51 aircraft tracked·Ranked 36th by emissions among 109 countries·0.4× country averageBelow Average

British Crown dependency — not subject to EU ETS

What's ChangedCompared to prior equivalent period
Emissions
Prior data unavailable
Intensity
Prior data unavailable
New Routes
6
49t CO₂ combined
Dropped Routes
1
Prior period only
Avg per Flight
Prior data unavailable
Flight Count
Prior data unavailable

Route and airport counts may include data processing artefacts.

Spikes

Significant deviations from this aircraft's baseline in the selected period.

CO₂ Above Baseline

92t

Signals Detected

5

Highest Severity

High

Emissions
High
New5 Oct 2025 · Dubai → Subang
Highest single-flight emission event (Dubai → Subang)
Single flight: 31.0t CO₂ — 63% of period emissions
Aircraft
High
New5 Oct – 11 Oct 2025
Elevated activity period · 1 flights in 6 days vs baseline of 0
Contributed approximately 31t CO₂ to period total — 63% of period emissions
Aircraft
Medium
New19 Nov – 2 Dec 2025
Elevated activity period · 3 flights in 13 days vs baseline of 1
Contributed approximately 13t CO₂ to period total — 27% of period emissions
Aircraft
Medium
New7 Feb – 13 Feb 2026
Elevated activity period · 1 flights in 6 days vs baseline of 0
Contributed approximately 3t CO₂ to period total — 6% of period emissions
Aircraft
Medium
Historical5 Oct – 25 Nov 2025
51-day inactive period
13.3t CO₂ in the 7 days following resumption
Recent Flights
Mar 4, 20262.0t CO₂
WMSASubang
WMBFUlu Bernam
49 miles10m
Feb 13, 20263.1t CO₂
WMSASubang
WIDNTanjung Pinang
256 miles49m
Nov 27, 20259.2t CO₂
WBKKKota Kinabalu
WMSASubang
1,017 miles2h 14m
Nov 26, 20252.0t CO₂
WBKKKota Kinabalu
WBKGKeningau
41 miles6m
View Details
Nov 25, 20252.0t CO₂
WBKRRanau
WBKKKota Kinabalu
43 miles14m
View Details
Oct 5, 202531.0t CO₂
OMDWDubai
WMSASubang
3,427 miles7h 14m
View Details
Mar 28, 20252.0t CO₂
WMSASubang
WMBETemerloh
62 miles15m
View Details
Top Airports by Emissions
Subang

Subang

WMSA

Total CO₂

45.4t

Total Visits

4

Avg CO₂/visit

11.3t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Dubai

Dubai

OMDW

Total CO₂

31.0t

Total Visits

1

Avg CO₂/visit

31.0t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Kota Kinabalu

Kota Kinabalu

WBKK

Total CO₂

13.3t

Total Visits

3

Avg CO₂/visit

4.4t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Tanjung Pinang

Tanjung Pinang

WIDN

Total CO₂

3.1t

Total Visits

1

Avg CO₂/visit

3.1t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Ulu Bernam

Ulu Bernam

WMBF

Total CO₂

2.0t

Total Visits

1

Avg CO₂/visit

2.0t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Keningau

Keningau

WBKG

Total CO₂

2.0t

Total Visits

1

Avg CO₂/visit

2.0t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 2
Top Routes by Emissions
Dubai Subang

OMDW to WMSA3,429 miles

Total Flights

1

Avg CO₂/Flight

31.0t

Total Emissions

31t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Kota Kinabalu Subang

WBKK to WMSA1,017 miles

Total Flights

1

Avg CO₂/Flight

9.2t

Total Emissions

9.2t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Subang Tanjung Pinang

WMSA to WIDN256 miles

Total Flights

1

Avg CO₂/Flight

3.1t

Total Emissions

3.1t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Subang Ulu Bernam

WMSA to WMBF50 miles

Total Flights

1

Avg CO₂/Flight

2.0t

Total Emissions

2t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Kota Kinabalu Keningau

WBKK to WBKG41 miles

Total Flights

1

Avg CO₂/Flight

2.0t

Total Emissions

2t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Ranau Kota Kinabalu

WBKR to WBKK43 miles

Total Flights

1

Avg CO₂/Flight

2.0t

Total Emissions

2t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
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