Based on your CRL rank of 43372, OBC-NCL rank of 12480, and 97.16 percentile, and considering the home state and girls quota at NIT Trichy, you have a reasonable chance of securing admission to a less competitive B.Tech program like Civil or Chemical Engineering. Computer Science and Engineering (CSE) might be difficult to obtain with these metrics, as the demand for CSE is high, and you would need a significantly higher rank.

Check college predictor here -:

https://engineering.careers360.com/jee-main-college-predictor?utm_source=jee_main_cp&utm_medium=GoogleAds&utm_campaign=1001&gad_source=1&gclid=Cj0KCQjwtpLABhC7ARIsALBOCVqjh6dxEnQhUSf2ZwDJgrFudEOqQ7QBa9aCDSsEKK3rPFCOdHovFxUaArCyEALw_wcB