The Cass Freight Index® measures overall North American freight volumes and expenditures on a monthly basis, with a small lag to market activity of a matter of weeks on average depending on payment terms.

Data within the Index includes all domestic freight modes and is derived from 36 million invoices and $44 billion in spend processed by Cass annually on behalf of its client base of hundreds of large shippers.

These companies represent a broad sampling of industries including consumer packaged goods, food, automotive, chemical, medical/pharma, OEM, retail and heavy equipment.

Annual freight volume per organization ranges from $40 million to over $2 billion. The diversity of shippers and aggregate volume provide a statistically valid representation of North American shipping activity

Cass Information Systems and ACT Research have partnered since 2019. Transportation analyst Tim Denoyer writes the Cass Transportation Index Report monthly. Additionally, ACT Research forecasts the Cass Freight Index - Shipments and other industry metrics as part of the Freight Forecast: U.S. Rate & Volume Outlook report.