Duncan Casey: Little tweaks that made all the difference for the All Blacks

There were two clear examples of New Zealand using analysis to beat Ireland in Paris on Saturday night.

OUT THE GAP: Will Jordan scores New Zealand's crucial third try - a Joe Schmidt special - at Stade de France on Saturday. Pic: Christian Liewig (Corbis)

The All Blacks had done their homework ahead of Saturday’s World Cup quarter-final and came to Paris with a solid plan to scupper Ireland’s ambitions of reaching a first semi. 

Opposition analysis plays a huge role in how every professional rugby side prepares for games, be that at test or club level.