I agree. It should be Serbia (294), Netherlands (288) and Italy/Russia (278), if VNL does not count...
https://www.cev.eu/Rankings/Women.aspx
the latest CEV rankings was announced December 14, 2018, taking the account the points of recent 2015 and 2017 CEV championship (qualification included), 2018 World Championship (qualification included), 2017 WGP, 2017 CEV league.
it seems Serbia, Holland and Italy will take the vancancies. still waiting for FIVB's final announcement.