0657 GMT [Dow Jones] Whitbread's (WTB.LN) first-quarter performance is strong, says Credit Suisse. Premier Inn's sales growth of 10.5% beats expectations of a 7% rise, CS says. "Greater visibility on margins will likely only come at the 1H stage but we expect consensus numbers to increase today," CS says. Outperform rating, 1812p target. Shares closed Monday at 1478p. ([email protected]) Contact us in London. +44-20-7842-9464 [email protected] (END) Dow Jones Newswires June 22, 2010 02:57 ET (06:57 GMT)