STCG refers to - Short Term Capital Gains
LTCG refers to - Long Term Capital Gains
The tax rate applicable to your gains may vary depending on whether your gains fall under STCG or LTCG category.
TradeSmart shows STCG & LTCG gain/loss amount depending on purchase date of pertaining units.
Please Note: TradeSmart shows the estimated gain amount and not the tax amount.