Atualizado em 5 de setembro de 2026

Global Maritime Companies Ranking by
Annual CO2 Reduction (Scope 1)

Discover the world's largest shipping companies ranked by annual percentage CO2 reduction (Scope 1), updated for 2025. Our comprehensive analysis covers major global carriers and their direct emission reduction performance.

Total Companies Analyzed

Average Scope 1 Reduction

Top Performer Reduction

2.7

Top 3 Maritime Companies with the highest annual Scope 1 CO2 reduction

The podium below showcases the three leading shipping companies globally based on their annual percentage CO2 reduction (Scope 1 direct emissions). These industry leaders demonstrate the strongest commitment to reducing direct operational carbon emissions.

Kintetsu World Express

% reduction

Evergreen marine Corporation OR Evergreen Line

% reduction

Orient Overseas Container Line

% reduction

Evergreen marine Corporation OR Evergreen Line

% reduction

Kintetsu World Express

% reduction

Orient Overseas Container Line

% reduction

Understanding Maritime Rankings

Key Ranking Criteria

Annual Scope 1 CO2 Reduction

Primary Factor

Annual Scope 1 CO2 reduction is the central metric in our ranking system. It measures the year-over-year decrease in direct CO2 emissions from vessel operations. This factor best represents a company's progress in reducing emissions from fuel combustion and onboard energy generation. Higher Scope 1 reduction rates indicate effective fleet modernization, fuel switching, and operational optimization.

Our Methodology

Data Collection

The ranking process begins with data collection, gathering verified Scope 1 emission data from company sustainability reports, IMO databases, and classification societies.

Verification

Once collected, every data point undergoes a verification process where it is cross-referenced with multiple independent sources to confirm accuracy.

Analysis

The next stage is analysis, where companies are ranked mainly by their annual percentage Scope 1 CO2 reduction.

Quarterly Updates

Finally, our rankings are updated quarterly, ensuring they reflect the latest direct emission reduction progress, fleet upgrades, and fuel transition milestones.

Why Scope 1 CO2 Reduction Matters in Shipping Rankings

Scope 1 emissions represent the direct carbon footprint of vessel operations, making their reduction critical for meeting global climate targets.

Direct Impact

Scope 1 reductions directly lower the carbon footprint of shipping operations, addressing the largest source of maritime emissions.

Regulatory Alignment

IMO CII ratings and EU ETS directly target Scope 1 emissions, making reduction essential for operational compliance and cost management.

Operational Efficiency

Reducing Scope 1 emissions often correlates with improved fuel efficiency, lower operating costs, and more competitive freight rates.

Global Maritime Companies Scope 1 Reduction Ranking

The comprehensive table below ranks the world's leading maritime shipping companies based on their annual Scope 1 CO2 reduction. Additional metrics such as maritime lines and fleet capacity provide further context on each company's operational scale.

Rank	Company	Country	Scope 1 Reduction (%)	Volume Transported (M TEU)	Fleet Capacity (M TEU)
1	Evergreen marine Corporation OR Evergreen Line		0	0	0
2	Kintetsu World Express		0	0	0
3	Orient Overseas Container Line		0	0	0
4	Yusen Logistics		0	0	0
5	Mitsui O.S.K. Lines		0	0	0
6	Yang Ming Line		0	0	0
7	PAN OCEAN		0	0	0
8	ZIM Integrated Shipping		0	0	0
9	A.P. Moller - Maersk		0	0	0
10	SALAM PACIFIC INDONESIA LINES		0	0	0

Global Shipping Industry Insights

Distribuição de transportadores por Annual CO2 Reduction (Scope 1)

Baixo desempenho11 (69%)

Operadores médios2 (13%)

Alto desempenho3 (19%)

Fonte: dados agregados Seadex, 2026

Concentração e tendências do setor

Concentração do top 100.0%

Os 10 principais transportadores representam 0.0% da métrica global em 16 empresas.

Média por empresa2.7

Valor médio entre os 16 transportadores acompanhados na nossa base.

Total do setor43

Valor acumulado em todos os transportadores com dados disponíveis.

Fonte: dados agregados Seadex, 2026

Regional Distribution & Leadership in Global Shipping

European Direct Emission Leadership

European carriers lead in Scope 1 emission reductions through aggressive fleet renewal and alternative fuel adoption programs.

Maersk has deployed methanol-powered vessels, achieving significant direct emission cuts on major trade routes
EU ETS carbon pricing has created strong financial incentives for European carriers to reduce direct emissions

Asia-Pacific Fleet Modernization

Asian carriers are investing heavily in new-build eco-vessels and engine upgrades to reduce their direct operational emissions.

Japanese carriers lead in LNG-powered vessel deployment, reducing direct CO2 emissions by up to 25% per voyage
South Korean shipyards are delivering next-generation vessels with hybrid propulsion systems optimized for Scope 1 reductions

Frequently Asked Questions

What are Scope 1 emissions in maritime shipping?

Scope 1 emissions are direct greenhouse gas emissions from sources owned or controlled by the company, primarily fuel combustion in vessel engines.

How is annual Scope 1 CO2 reduction calculated?

It is calculated by comparing direct operational CO2 emissions year-over-year, normalized for fleet size and transport work performed.

How often is the Scope 1 reduction ranking updated?

Rankings are updated quarterly based on the latest emission monitoring data, sustainability reports, and regulatory filings.

What is the difference between Scope 1 and total CO2 reduction?

Scope 1 covers only direct emissions from vessel operations, while total CO2 reduction includes indirect emissions from purchased energy and supply chain activities.

How do CII ratings relate to Scope 1 emissions?

The Carbon Intensity Indicator (CII) directly measures Scope 1 efficiency by rating vessels on CO2 emitted per cargo-mile, with annual tightening requirements.

What technologies help reduce Scope 1 emissions?

Key technologies include LNG and methanol dual-fuel engines, wind-assisted propulsion, air lubrication systems, and advanced hull designs that reduce fuel consumption.