Diesel ULSD / REF.DSL

Ultra-low-sulphur diesel, the workhorse fuel for freight, farming and industry. Tight refining margins keep it watched. At the latest reading, Diesel ULSD prints a spot of $3.18 — a move of ▲0.70% over the past twenty-four hours and ▼2.10% across the trailing thirty days.

The v3.2 stress index places REF.DSL at 0.60 — a watch reading on a composite that blends price momentum, inventory cover, supplier concentration and geopolitical exposure. The metric is recomputed on every ingestion cycle, and the weekly delta is the line worth tracking rather than the absolute level.

For operators, the question is not the spot itself but the buffer behind it. A tightening reading on Diesel ULSD compounds with any incident on a shared transit route or producer, and the cascade is rarely linear. The scenarios below carry REF.DSL as an explicit input — each one is wargamed and reviewed against this commodity's exposure profile.