Clermont's bid to win the Top 14 took a blow on Monday as the club announced that fly-half Camille Lopez will be out for a month with a shoulder injury. The 32-year-old suffered was hurt in a collision with Toulouse lock Rory Arnold in a European Champions Cup quarter-final on Sunday and went off after four minutes. Clermont lost. Clermont are fourth in the Top 14 and face Brive at the weekend. They said Lopez, who has 28 caps for France, would not need surgery. mca/jde/bsp/pb