Six European Union-based plants operated by five cement industry giants — Holcim Group, CEMEX, Buzzi Unicem, Votorantim Cimentos and Cementos Portland Valderrivas — were issued a surplus of €88.2 million ($95.2 million) in free European Union emissions allowances (EUAs) from 2019 to 2022 despite the installations being idle or emitting tiny amounts of carbon in a calendar year, an OPIS review of EU data shows.