# Diesel costs squeeze truck operators as Australian refinery margins more than double | TruckAdvice | truckadvice

> Ampol's Lytton refinery reported an average refining margin of US$23.92 per barrel in the September quarter, versus US$10.64 a year earlier. Viva Energy's Geelong refinery posted US$21.40 per barrel, up from US$10.20. Both companies credited favourable regional market conditions, and Australian truck operators face high diesel costs.

- Date: 2026-11-02 · published 2026-11-02T09:08:59.810Z
- Category: market · region Australia · magnitude low
- Page: https://feedsoft.ai/events/75232-diesel-costs-squeeze-truck-operators-as-australian-refinery-margins-more-than
- Commodities: [ULSD / Diesel](https://feedsoft.ai/c/DIESEL.md)

## Why it matters

Wider refining margins signal tight diesel product markets, keeping diesel costs elevated for transport and freight buyers. Higher diesel costs feed into feed-ingredient logistics and delivered prices.

## Read by commodity

- DIESEL: bullish ▲

## Sources

- truckadvice.com.au: https://truckadvice.com.au/news/diesel-costs-australia-ampol-viva-refining-margins-2026

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Data from Feedsoft AI (https://feedsoft.ai/). For information only; not investment advice.