Physical Flow and Logistical Bottlenecks
A TEU (Twenty-foot Equivalent Unit) from Shanghai to Los Angeles costs $4,100 today via the direct route, while the tariff differential for the alternative crossing through Mexico reaches an additional $380, a significant cost for physical supply chains operating on tight margins. The logistical bottleneck is located in the Suez Canal, where the transit of the mega ship CMA CGM SAINT GERMAIN attracted international attention as a symbol of a reconfiguration of maritime infrastructure. The transition from traditional routes to optimized paths for sustainability is driven not only by increasing regulatory pressure but also by the expansion of port capacity and new input-output balance requirements in synthetic systems.
The original flow originates from Asian ports such as Shenzhen or Shanghai, crossing the South China Sea and the Strait of Malacca before entering the Persian Gulf. The transit through the Strait of Hormuz recorded a decrease to 43 ships in a single day, highlighting how exposure to logistical bottlenecks is still present even during periods of apparent geopolitical stability. This condition forces shipping companies to review not only routes but also fuel choices to maintain an acceptable operating spread.
Dynamics of Bypass and Energy Transitions
The CMA CGM Notre Dame, with a capacity of 23,000 TEU, is the first tangible example of the transition towards a sustainable maritime infrastructure. Its entry into service represents not only an increase in capacity, but the beginning of a structural change in the way companies manage thermodynamic flows through the global logistics system. The use of Liquefied Natural Gas (LNG), which reduces CO2 emissions by 20% compared to traditional fossil fuels, was made possible thanks to the $1.5 billion R&D fund announced in 2022. This sum was not spent on purchasing new ships, but on developing and experimenting with alternative fuels in collaboration with Masdar.
The transition to LNG has involved a reconfiguration of port infrastructure: CMA CGM has extended its commitments with the Maritime and Port Authority of Singapore (MPA), establishing a new Memorandum of Understanding that provides for the registration of four 23,000 TEU ships under the Singaporean flag, including refueling tests for alternative fuels in the port. This collaboration is crucial because it allows for the rapid integration of new cargo units into existing flows without having to wait for the construction of dedicated terminals.
Strategic Leverage: New Hubs and Synthetic Systems
The adoption of LNG is not simply a technological change, but a strategic lever to redefine global logistics hubs. The decision to register alternative ships under the Singaporean flag represents a paradigm shift in the logistical control of physical supply chains. Singapore, already a leader in port services, becomes the nerve center for managing alternative energy flows and coordinating operations at a global level.
The strategic advantage also manifests itself in the relationship with customers: Electrolux has already signed an agreement to use the CLEANER ENERGY LNG system, achieving a 25% reduction in emissions on a well-to-wake basis. This type of contract is not only an environmental action, but a mechanism to protect competitive position in the European market, where sustainability requirements are becoming mandatory standards. The companies that benefit from this reconfiguration are those that have invested in alternative technologies and the logistics hubs that offer infrastructure compatible with LNG; those who lose out are less equipped ports or those tied to traditional fossil fuels.
Impact on Operating Margin
The initial enthusiasm suggested that sustainability would be an additional cost; however, data shows an 18% reduction in logistics costs per TEU on regular routes after the integration of LNG ships. This net effect translates into improved working capital, with a reduction of approximately 42 days in immobilization at customs checkpoints thanks to the adoption of synthetic systems for emission tracking.
The key metric is the Impact KPI: the average cost of goods sold (COGS) per ton-km decreased by 0.7% in the first half of 2026 compared to the same period of the previous year. This result is not due to a reduction in duties or changes in tariffs, but to the ability to balance energy inputs with operational outputs more efficiently. The transition to LNG has not only reduced emissions but has also generated a positive effect on the net margin of maritime operations.
Photo by Jocelyn Allen on Unsplash
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