Methodology
How the sirius index is built, and how to read what it tells you. Start with the overview of what we measure and from which sources, then go deeper on the parts that decide what a reading means for your own freight budget.
5 articles·40 min in total·TetriXX AI & LSCMS
Start Here
Overview·8 min read
How sirius measures freight cost pressure
The sirius Supply Chain Intelligence tracks where costs are building across global trade lanes, before they reach your invoice. This page explains what we measure, why, and from which sources.
The Deep Dives
4 further papers, in the order they build on each other. Each one takes a single part of the model and shows what it changes in practice.
- 018 min read
How to read the sirius index - and what it means for your freight budget
A sirius reading of 118 means the cost pressure inputs on a lane are running 18% above the January 2026 baseline, which is not the same as a freight bill 18% higher. This article explains what that number means in practice, what drives it, and how to act on it.
- 027 min read
Why freight cost pressure hits your books 30-90 days late
By the time your CFO sees a freight cost spike on the P&L, the market event that caused it is already 30-90 days old. sirius shows you what is coming - before it arrives in your invoices.
- 038 min read
How spot, short-term, and long-term contracts realize cost pressure differently
How you buy your freight decides when a market move reaches your bill: about 30 days at spot, 60 on a 6 to 12 month contract, 90 on an annual one.
- 049 min read
How sirius matches current market patterns against historical crisis analogs
When sirius detects a pattern that resembles a past crisis, it surfaces the match with a confidence score and the trajectory from the previous event. Here is what that output looks like in practice - and how the best-matching analog shapes the forward projection scenarios.
The index itself is published every week with the Logistics & Supply Chain Management Society.
Read this week's readings