The Liv-ex Fine Wine 100 Index – the industry benchmark – closed April at 308.55, down 0.16% on the previous month. The index has failed to rise in any month so far this year.

The top movers in April were mixed. Beaucastel Chateauneuf du Pape 2015 took the top spot with a monthly increase of 18.8%, from £425 to £505 per 12×75. Lynch Bages 2009 followed – the wine’s Mid Price rose 6.1% in April. Sassicaia 2015 (ML 97) also moved up 4.6% in value.

The biggest faller in April was Opus One 2014, which dipped 8.2%. It was not the only Californian label to have fallen in value last month – Screaming Eagle 2015 also saw a 6.2% decrease.

Clos Pape, Chateauneuf du Pape 2015 – the biggest riser in March – also fell, returning to its February levels.