# Research

- [One in five BRSR filings differs between NSE and BSE](https://sustainize.dscvryai.com/blog/nse-bse-copies-differ/): We compared the NSE and BSE copies of 4,128 company-years of BRSR filings. In 822 of them, the two copies disagree somewhere.
- [How often does BRSR XBRL match the company's own PDF?](https://sustainize.dscvryai.com/blog/xbrl-vs-pdf/): In a random sample of 114 company-years, the XBRL differed materially from the PDF of the same submission in 10 of them (8.8%).
- [No unit, wrong scale: the BRSR fields that trip up analysis](https://sustainize.dscvryai.com/blog/units-and-scale/): About a quarter of Scope 1 values in filed BRSR XBRL carry no unit, and some report physically impossible emissions. What to check before you file.
- [Emissions intensity of Indian listed companies: FY2024-25 benchmarks by sector](https://sustainize.dscvryai.com/blog/emissions-intensity-benchmarks/): Median Scope 1 + 2 intensity per ₹ crore of turnover from FY2024-25 BRSR filings is 11.5 tCO2e for oil, gas and refining, 62.9 for steel and 1.0 for banks.