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Brussels Airlines

brusselsairlines.com 6.2

Explore carbon emissions data for Brussels Airlines. Mycelium helps you review reported emissions, disclosure status, Scope 1, Scope 2 and Scope 3 data, climate targets and sustainability information in one company profile.

This profile brings together available carbon emissions data for Brussels Airlines, including reported figures, modelled estimates, disclosure documents and sustainability indicators, so you can review its emissions and compare its performance against similar companies. Read how we source and check this data.

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Emissions

Total yearly emissions across all scopes

46,210 tCO2e (Market Based)

Scope 1

tCO2e

771

Scope 2 (Market Based)

tCO2e

732

Scope 3 total

tCO2e

44,706

Scope 3 reported

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Provenance

Review the sources and documents behind Brussels Airlines's emissions data. Provenance matters because it shows where the information comes from, how recent it is and how complete the disclosure appears to be.

Documents

Emissions
Factors

Modelled emission factor Total, all scopes including all Scope 3
0.033 kgCO2e / £

Supplier specific emission factors (kgCO2e / £)

Modelled
Reported
Scope 1 + 2 Direct + purchased energy
0.001
0.001
Upstream + upstream Scope 3
0.012
0.011
Total + all Scope 3
0.033
0.012

Scope 2 in these factors uses the company's market based figure.

Which figure should I use?

Comparing companies? Use Total Modelled. It is the most complete like-for-like view: any categories the company has not disclosed are filled with industry-typical estimates, so a transparent company is not unfairly penalised against one that simply has not reported.

Estimating your own supply-chain emissions from spend with this company? Use Upstream Modelled. The GHG Protocol defines purchased-goods emissions as cradle-to-gate, which means this company's own operations plus its upstream supply chain. The Total figure also includes downstream emissions, such as the lifetime use of the products this company sells, which the GHG Protocol attributes to the users of those products rather than to customers buying goods and services.

Reported counts only emissions the company has filed itself. A blank or low Reported cell does not mean those emissions do not exist, just that the company has not disclosed them. When Reported sits close to Modelled, that is a positive signal: the company has disclosed most of its salient emissions.

Sustainability
Snapshot

Based on reported data, retrieved with AI

  • Brussels Airlines reported 46,210 tCO₂e in 2024.
  • Scope 3 accounted for 97% of emissions.
  • Reported across 8 of 15 GHG Protocol Scope 3 categories.
  • Scope 2 reported under the market based methodology.

According to available emissions disclosures, Brussels Airlines reported total yearly emissions of 46,210 tCO₂e in 2024. Scope 3 emissions accounted for 97% of reported output, indicating supply chain activity, purchased goods and services, business travel, and wider operational dependencies were the most significant contributors to the company's carbon footprint.

The company achieved a Mycelium Score of 6.2, placing it strongly within its sector for sustainability performance, and received a transparency score of 95.8, an exceptional result, reflecting open disclosure across nearly every key emissions metric.

Emissions
Breakdown

Total Emissions across all scopes

46,210 tCO2e (Market Based)

Scope 1 emissions

Direct emissions from sources the company owns or controls, such as fuel use, facilities and vehicles.

Direct emissions

771

tCO2e

Scope 2 emissions

Indirect emissions from purchased energy, including electricity, heating and cooling.

Location based

755

tCO2e

Market based USED IN TOTAL

732

tCO2e

Scope 3 emissions

Wider value chain emissions across the 15 GHG Protocol categories, from purchased goods and business travel to investments, where reported.

Cat 1

Purchased goods & services

6,693

tCO2e

Cat 2

Capital goods

785

tCO2e

Cat 3

Fuel & energy related activities

372

tCO2e

Cat 4

Upstream transportation & distribution

4,886

tCO2e

Cat 5

Waste generated in operations

214

tCO2e

Cat 6

Business travel

207

tCO2e

Cat 7

Employee commuting

267

tCO2e
ESTIMATED

Cat 8

Upstream leased assets

1,808

tCO2e
ESTIMATED

Cat 9

Downstream transportation & distribution

1,952

tCO2e
ESTIMATED

Cat 10

Processing of sold products

1,952

tCO2e
ESTIMATED

Cat 11

Use of sold products

18,584

tCO2e

Cat 12

End-of-life treatment of sold products

1,129

tCO2e
ESTIMATED

Cat 13

Downstream leased assets

1,952

tCO2e
ESTIMATED

Cat 14

Franchises

1,952

tCO2e
ESTIMATED

Cat 15

Investments

1,952

tCO2e

7 values were derived via Mycelium's normalisation process rather than reported by the company. Cells marked “–” were not disclosed.

Contact Info

Address

Avenue des Saisons 100-102
1050

Country

Belgium

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How scoring works

How the Mycelium Score is calculated

The Mycelium Score is out of 10. Up to 6.5 points reflect carbon intensity vs sector peers (emissions normalised against revenue), scaled by how transparent the reporting is. The band above 6.5 is earned through verified data quality on a claimed profile: declaring every reporting category yourself (up to 2.0), preparation by a carbon accountant (2.0) and independently audited figures (2.0), capped at 10.

A higher score means lower carbon intensity than sector peers, backed by data that's third-party verified, claimed by the company, and fully disclosed. Brussels Airlines's score sits at the top of this page and in the score panel.

How the Transparency Score is calculated

The Transparency Score measures how much of a company's key emissions data is publicly disclosed, graded from A (very high) down to F (very low). Crucially, it weights each gap by how material that bucket is for the company's industry, so an undisclosed category where the bulk of emissions sit hurts far more than a minor one.

For Brussels Airlines, the single biggest gap is Use of sold products (Scope 3 Category 11). Mycelium estimates it accounts for around 40% of the company's total footprint, typically the largest source of emissions for a Transportation Services company, yet it hasn't been disclosed. Leaving a bucket this large unreported is what's holding the transparency score down.

Other material categories Brussels Airlines hasn't disclosed:

  • Upstream leased assets (Scope 3 Category 8), around 4% of the estimated footprint
  • Downstream transportation & distribution (Scope 3 Category 9), around 4% of the estimated footprint
  • Processing of sold products (Scope 3 Category 10), around 4% of the estimated footprint

In total, roughly 64% of Brussels Airlines's estimated emissions sit in categories it hasn't reported. Disclosing these would be the fastest way to raise the transparency score.

Cover of Mycelium's scoring methodology white paper Read the full scoring methodology Our white paper covers exactly how the Mycelium Score and Transparency Score are calculated, including the normalisation process and what earns a 10/10. Download the white paper (PDF)

Brussels Airlines carbon emissions FAQs

What are Brussels Airlines's carbon emissions?

In its 2024 reporting year, Brussels Airlines disclosed total emissions of 46,210 tCO2e across all scopes. Scope 3 accounted for the largest share, around 97% of the total.

Does Brussels Airlines report Scope 1, Scope 2 and Scope 3 emissions?

For 2024, Brussels Airlines's available disclosure covers Scope 1 (771 tCO2e), Scope 2 (732 tCO2e), Scope 3 across 8 of the 15 GHG Protocol categories. Figures not reported by the company are shown as modelled estimates and labelled as such.

How transparent is Brussels Airlines's emissions reporting?

Brussels Airlines has a Mycelium transparency score of 95.8 out of 100. The score weights each emissions category by how material it is for the company's industry, so it reflects whether the disclosures that matter most have been made.

Is Brussels Airlines sustainable?

Mycelium measures sustainability through carbon emissions data rather than giving a yes or no verdict. Brussels Airlines has a Mycelium Score of 6.2 out of 10, which reflects its emissions intensity against sector peers together with how transparent and well-verified its reporting is. The emissions figures, disclosure documents and climate targets on this page give the fuller picture.

Is Brussels Airlines environmentally friendly?

Carbon emissions are one measurable part of environmental impact, and the part Mycelium tracks. Brussels Airlines disclosed 46,210 tCO2e for 2024, and its Mycelium Score of 6.2 out of 10 shows how that performance compares with similar companies in its sector.

Learn more about our methodology and where this data comes from.