# Cast Index ranking methodology

- Canonical: https://thecastindex.com/methodology
- Version: 1.3
- Effective: 2026-08-13
- Author: Kaiser Khan

The Index Rating is a weighted editorial score out of 100: Runway 40%, Campaigns 30%, Editorial authority 20%, Cultural impact 10%, with published time decay. Rankings are never for sale. Cite this page with the version number.

Full tables, regional equivalence and FAQs: https://thecastindex.com/methodology