May 1 (Reuters) - Calfrac Well Services Ltd CFW.TO :
* CALFRAC ANNOUNCES FIRST QUARTER RESULTS AND UPDATE ON 2018 CAPITAL PROGRAM
* Q1 REVENUE C$582.8 MILLION VERSUS I/B/E/S VIEW C$529.1 MILLION
* Q1 EARNINGS PER SHARE C$0.02
* Q1 EARNINGS PER SHARE VIEW C$0.08 -- THOMSON REUTERS I/B/E/S