Fuel Origin

Flows

How oil reaches each country

Where the EU’s crude oil and fuel come from, as each member state reports its imports; every band’s width is proportional to tonnes.

In January 2025, Croatia's jet fuel supply was 7.5 kt: 100% from its own refineries; tracing one step back, the crude behind it is estimated to come mainly from Azerbaijan (35%), Libya (22%) and Nigeria (18%), and 8% cannot be traced.

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  • Reported (solid)
  • Our arithmetic on reported figures (dotted)
  • Estimated crude behind the fuel (dashed)
  • Cannot be traced (hatched)
The numbers as a table
Reported: where Croatia's jet fuel came from
FromToTonnesShareHow we know
Croatia (own refineries)Croatia: jet fuel supply7,500100.0%ReportedEurostat nrg_cb_oilm (refinery output)
Estimate: the crude oil behind each supplier's fuel
FromToTonnesShareHow we know
AzerbaijanCroatia (own refineries)2,61234.8%EstimatedEstimate: Croatia's jet fuel to Croatia split by Croatia's crude-import mix over 2024-11 to 2025-01. Confidence: medium.
LibyaCroatia (own refineries)1,61821.6%EstimatedEstimate: Croatia's jet fuel to Croatia split by Croatia's crude-import mix over 2024-11 to 2025-01. Confidence: medium.
NigeriaCroatia (own refineries)1,34918.0%EstimatedEstimate: Croatia's jet fuel to Croatia split by Croatia's crude-import mix over 2024-11 to 2025-01. Confidence: medium.
AngolaCroatia (own refineries)1,34017.9%EstimatedEstimate: Croatia's jet fuel to Croatia split by Croatia's crude-import mix over 2024-11 to 2025-01. Confidence: medium.
Croatia: crude not from importsCroatia (own refineries)5817.8%UnknownThe refineries used more crude than the country imported (its own production or stocks). That part is not traced rather than being filled with the import mix.
Source & method
Source
EurostatInferred · medium
Period 2025-01 (month)Updated 2026-09-26 13:30 UTCConfidenceMediumMethodologyDownload CSV

Left: the crude oil behind the fuel (an estimate). Middle: the country’s own refineries and the countries the fuel was last shipped from, which may be a trading hub rather than where it was refined; the estimate treats each as the refiner. Right: Croatia’s supply of jet fuel in 2025-01, in tonnes of fuel. Only the middle-to-right flows are reported figures.

Month: 2025-01 (requested). Crude mixes are pooled over 2024-11 to 2025-01.

Fuel that cannot be traced, and the reason

  • Croatia: crude not from imports (581 t): The refineries used more crude than the country imported (its own production or stocks). That part is not traced rather than being filled with the import mix.
  • Only the supplier -> country links are reported figures. The crude -> supplier links are an estimate: each supplier's fuel is split by that supplier's own crude-import mix over the latest three months.
  • Exports are assumed to be drawn from every source in proportion to its share of supply.
  • The chain looks back one country only. Imports are counted under the country the fuel was last shipped from; where that country has refineries, fuel that only passed through it is traced as if it had been refined there.
  • Widths are tonnes of this fuel, not tonnes of crude oil: a refinery makes several products from each tonne of crude.

Croatia: country page