Readable text
How much of each report we could extract as clean text.
99%
of reports give us at least 90% of their text. The typical report gives 98%.
← The Sustainability Reporting Index
Sector summary
How clearly Basic Materials companies report on sustainability
We scored 3,176 sustainability reports from 533 Basic Materials companies, published from 1996 to 2026. These figures describe the sector as a whole.
Scores describe the quality of a report's communication. A high score does not mean a company is more sustainable.
81% of Basic Materials reports are hard to read.
They score below 20 out of 100 for comprehensibility, which combines readability for people and for algorithms.
Rankings updated 16 Oct 2026.
The sector at a glance
Comprehensibility
How easy the text is to understand, out of 100. Poor is below 20, good is above 40.
The typical report scores 15.7 for people and 10.0 for algorithms.
- Poor
- 81%
- Fair
- 19%
- Good
- 0%
Sustainability focus
The share of a report's key terms about sustainability. Poor is below 30%, good is 50% and above.
In the typical report, 56% of key terms are about sustainability.
- Poor
- 4%
- Fair
- 28%
- Good
- 68%
Alignment
How much of a report's sustainability emphasis sits where its industry puts it. Poor is below 50%, good is 80% and above.
The typical report puts 70% of its emphasis where its industry does.
- Poor
- 1%
- Fair
- 97%
- Good
- 1%
Read the methodology for how each measure is calculated.
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