How Ishan became No.1 T20I batter despite poor Ireland series?

Despite scoring just 13 runs in the Ireland T20I series, Ishan Kishan became the new No.1 T20I batter because ICC rankings reward performances over an extended period. His stellar T20 World Cup 2026 campaign gave him a crucial ratings buffer, while Abhishek Sharma's golden duck in the second T20I against Ireland cost him enough points to lose the top spot.