Are carriers really redesigning routes to avoid the EU ETS, or is this operational optimization?

Both. Carriers are legally optimizing within ETS rules, but the primary drivers are operational constraints: vessel draught, port infrastructure, and transit time. UK ports like Felixstowe and London Gateway can accommodate 24,000 teu vessels at full draught arriving from Asia without restrictions, making them natural first-call ports. The ETS carbon savings are a secondary benefit that improves competitive positioning through lower surcharges, not the primary design factor.

What impact is ETS having on UK port volumes versus other European ports?

Container Trade Statistics show UK volume growth of 3% in 2025, slower than the 5% North Europe average. The Netherlands grew 6%, France 5%, and Poland 18%. This contradicts claims that UK ports are capturing significant share purely due to ETS avoidance. UK port growth is real but measured and driven primarily by operational suitability for modern vessels.

How much is the EU potentially losing through carriers using UK ports to avoid ETS charges?

The EU ETS Observatory estimates approximately €316 million in uncollected allowances at the three major UK ports (Felixstowe, London Gateway, Southampton) alone. However, the deeper cost is reducing carbon price signals on the Asia leg, the longest voyage segment, which may reduce incentives for slower steaming or cleaner fuels on that critical route.

Will the EU's proposed rule change (treating UK ports as non-breaks in voyage) change carrier behavior?

Likely not significantly. Brussels proposes that container ports with deepsea infrastructure within 150 nautical miles of EU would no longer break the voyage for ETS purposes, meaning carriers would pay more. However, ships still require adequate water depth and berth capacity. Rotterdam remains constrained on berths, so the physical and operational constraints that drive UK first-calls would likely persist regardless of the carbon incentive.

Is the ETS actually driving decarbonization in shipping, or just generating revenue?

The scheme generates significant revenue (approximately €7 billion annually from roughly 90 million tonnes of shipping emissions) but minimal maritime reinvestment. Only 5% of EU ETS revenue supports industrial decarbonization, and only France and Estonia ringfence shipping support. The Innovation Fund dedicates roughly €1.6 billion (2024-2030) to maritime projects against €7 billion annual shipping taxation. The proposed Maritime Reserve (€0.7 billion annually) covers only 10% of shipping's annual ETS payment, highlighting a fundamental gap between taxation and climate investment in the sector.

Trade Policy & Tariffs

High Impact

Carriers Redesign Asia-Europe Routes to Minimize ETS Carbon Costs

Oct 19, 2026

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The signal

Container carriers have deliberately restructured Asia-Europe service loops to minimize exposure to the EU Emissions Trading System (ETS), with UK ports like Felixstowe and London Gateway gaining prominence as first-call ports. However, this optimization reflects operational and competitive factors beyond carbon compliance: these ports accommodate the deepest-draught vessels arriving from Asia with optimal transit times and inland connections. The strategy is not unique to the ETS but represents carriers' rational response to the regulatory framework.

The article challenges the "leakage thesis" that shippers are migrating to UK ports primarily to dodge ETS charges. Container Trade Statistics show UK volume growth of 3% in 2025, slower than the 5% growth across North Europe overall and far behind Poland's 18% surge. The real dynamic: carriers design rotations around physical ship constraints first (draught, crane reach, berth windows), then optimize voyage costs including the carbon charge.

This creates a commercial advantage through lower surcharges rather than eliminating the carbon obligation. For supply chain professionals, the findings expose a structural weakness in the ETS design: the scheme taxes carbon by voyage leg rather than by trade route, meaning carriers can legitimately avoid pricing signals on the longest, most carbon-intensive Asia leg by using UK first-call strategies. Additionally, only 5% of EU ETS revenue is directed to industrial decarbonization, with minimal support for maritime transition projects, creating a disconnect between the €7 billion annual shipping carbon tax and the €1.6 billion available for maritime innovation through 2030.

#supply-chain-optimization

#emissions-trading

#port-strategy

Frequently Asked Questions

What This Means for Your Supply Chain

Simulation Suggestion

strategic

What if the EU eliminates the first-call ETS advantage at UK ports in 2026?

Simulate a scenario where Brussels' proposed rule takes effect: container ports with deepsea infrastructure within 150 nautical miles of the EU (Felixstowe, London Gateway, Southampton) no longer break the ETS voyage boundary. Model the impact on route design: do carriers shift first-call priority to continental ports like Rotterdam or Antwerp, and what cost and transit time changes result? Track CO2 pricing exposure per voyage leg and overall carrier profitability on Asia-Europe services.

Run this scenario

Simulation Suggestion

this month

If UK ports lose first-call advantage, how do transit times and supply chain lead times shift?

Simulate carrier network redesigns if UK ports no longer offer ETS advantages and continental first-call alternatives become competitive. Model the impact on Asia-Europe transit times, considering that carriers currently achieve fastest transit to UK importers via first-call UK ports, then efficient feeder service to continental destinations. Calculate lead time changes for shipments to UK, Northern Europe, and Southern Europe under alternative routing strategies centered on Rotterdam, Antwerp, or Hamburg first-calls.

Run this scenario

Simulation Suggestion

strategic

How would increased ETS revenue reinvestment in maritime decarbonization affect route economics?

Model a scenario where the EU mandates that 20% of ETS revenue from shipping (approximately €1.4 billion annually) must fund maritime decarbonization projects including sustainable fuel subsidies, propulsion retrofits, and alternative fuel infrastructure. Simulate the impact on carrier operating costs, fuel surcharges, and competitiveness if sustainable fuels become more accessible and cost-competitive. Compare Asia-Europe route profitability under current revenue allocation versus the enhanced reinvestment scenario.

Run this scenario

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