📊 Energy Price Index Board
The market numbers behind every quote — battery inputs, module prices, freight, FX, and the European demand context. Every value carries its source and as-of date. Collected automatically, updated daily.
TUNA COMPOSITE · CONCEPT
BESS Sourcing Cost Index
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base: Dec 2025 = 100
0.65 × LFP cell + 0.25 × SCFI freight + 0.10 × USD/CNY cost effect. Component series from cited public prints; weights illustrative.
TUNA FOB Quote Band PLANNED
Live quote dispersion (low / median / high) per product class, computed from real RFQs on the platform — the number Alibaba structurally cannot publish. Ships with group buying.
Act on the numbers
Sources (institution · assessment · as-of date)
- Lithium carbonate — Trading Economics / SunSirs / SMM spot assessments · daily
- LFP storage cell — InfoLink consultancy trade assessment (280/314 Ah) · monthly, via news prints
- TOPCon module FOB China — InfoLink PV spot weekly assessment
- Container freight — Trading Economics Containerized Freight Index (SCFI composite) · daily · SHA→Rotterdam ≈ $3,615/FEU (Drewry WCI, 2026-11-05)
- USD/CNY — exchangerate-api · daily
- Dutch TTF gas — Trading Economics / Reuters · daily
Discipline: every live value carries its source and as-of date. Trend points are monthly approximations — endpoints are the cited prints, intermediate months are interpolated and indicative only. The composite is our methodology on public inputs, not a published index. Nothing here is investment advice.