The teams of the member nations of Fédération Internationale de Volleyball (FIVB), volleyball's world governing body, are ranked based on their game results with the most successful teams being ranked highest.
The rankings are used in international competitions to define the seeded teams and arrange them in pools.
Specific procedures for seeding and pooling are established by the FIVB in each competition's formula, but the method usually employed is the serpentine system.
The ranking system has been revamped in 2020, responding to criticism that the preceding calculation method did not effectively reflect the relative strengths of the national teams.
The system of point attribution for the selected FIVB World and Official Competitions below is as follows:[1] In 2019, FIVB collaborated with Hypercube Business Innovation of the Netherlands to design a new world ranking platform.
The previous calculation method had a problem of circularity in the international volleyball calendar: only countries who participate in the major volleyball events can earn ranking points, whilst the number of ranking points of countries also determines seeding and access of teams for major events.
This unfair principle does not contribute to the sporting and commercial quality of volleyball.
[2] On 1 February 2020, the new ranking system will be implemented and will take into account all results from 1 January 2019.
[3] The system will be consistently updated to reflect the latest results and performances.
The new World Ranking considers the match results from all official competitions: The rankings outcome of each match depends on two main factors: It is based on the zero-sum system, like CONCACAF Ranking Index or FIFA World ranking, where, after each game, points will be added to or subtracted from a team's rating according to the formula:[4] where: We set the result
), which is derived from the actual match results of the past decade.
represents the scaled difference of the teams rankings where: Before the match at the FIVB Volleyball World Championship (K = 45), Brazil (Team A) is ranked number 1 with a 415 WR score and Japan (Team B) is ranked number 11 with a 192 WR score.
Japan (Asian Volleyball Confederation) vs South Korea (Asian Volleyball Confederation) The points calculated in FIVB World Rankings, and AVC Continental Rankings.
For historical men's FIVB rankings from October 2005 to present.
[7] For historical women's FIVB rankings from September 2005 to present.