LONDON: Carlsberg reported on Wednesday forecast-beating first-quarter revenue and volumes, bringing some cheer for the Danish brewer as the industry confronts challenges from the Iran war that threaten to drive costs higher and hit demand.

The world's third-largest brewer and its larger peers Anheuser-Busch InBev and Heineken have all been struggling to sell more beer in the face of everything, from bad weather to geopolitical uncertainty.