Carbon Intensity Calculator
CI = (electrolyser efficiency × grid carbon intensity) + transport energy. EU Taxonomy green hydrogen threshold = 3.38 kgCO2eq/kgH2 (well-to-gate). Grey H2 ˜ 9 kgCO2/kg; Blue H2 ˜ 2 kgCO2/kg (90% CCS); Diesel vehicle ˜ 74 kgCO2/GJ LHV equivalent.
Carbon Intensity Results
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Production CI
kgCO2/kgH2
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EU Taxonomy Status
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vs Grey H2
% reduction
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vs Blue H2
% reduction
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vs Fossil Diesel
% reduction
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Production Only (no transport)
kgCO2/kgH2
Benchmark Comparison
Green threshold = 3.38 kgCO2/kgH2eq (EU Taxonomy). Fossil diesel equivalent ˜ 12 kgCO2/kgH2eq.