All Blacks hooker Dane Coles prepares for his final rugby hoorah at this year's Rugby World Cup in France. And while the system has some similarities with the official world rugby rankings, it is less sensitive to the outcome of any particular game. Christophe Ena/AP Despite New Zealand’s record loss to South Africa in August, All Blacks fans can take heart from statistical modelling that has them as favourites to win the 2023 Rugby World Cup. Global rugby rankingsThe Rugby Vision rankings are a custom “points exchange” system based on past game results and home advantage (if applicable). For each of these simulated tournaments, the framework estimates game results and bonus points for each pool game, pool finishing positions, knockout matches, and the winner of each knockout game.