Comparison · ESG Ratings
Carbon Index Protocol vs MSCI ESG
MSCI ESG is the market-standard ESG ratings provider, embedded across institutional workflows. Carbon Index Protocol takes a narrower and deeper approach: an integrity-first carbon-market index rather than a broad ESG scorecard.
Where MSCI ESG is strong
- Broad ESG coverage across 8,500+ companies
- Deep institutional distribution (Bloomberg, Aladdin, FactSet)
- Long track record and index licenses
How Carbon Index Protocol differs
- Carbon-first, not broad ESG — every dimension traces to the carbon economy
- Real-time daily-refreshed constituent data and transparent scoring
- Public methodology and public score decomposition per company
| MSCI ESG | Carbon Index Protocol | |
|---|---|---|
| Focus | Broad ESG rating | Carbon integrity index |
| Methodology transparency | Partial (paid access) | Fully public |
| Refresh cadence | Weekly/monthly | Daily constituent refresh |
| Free public tier | Limited | Full dashboard access |
| AI-native | No | Yes — AI analyst + Intel Feed |
Choose MSCI ESG for
Broad ESG ratings coverage across the whole equity universe.
Choose Carbon Index Protocol for
Carbon-market-specific scoring, integrity signals, and real-time transparency.