Upward pressure on the indexes is expected to continue. Since April, the materials component of ENRs cost indexes has increased another 5.7%, pushing overall inflation measured by the BCI to 8.7%. Factory Mutual expects to see inflation tracked by its index jump to around 11% by July, up from a 2.6% rate recorded last January. The Lee Saylor materials/labor index is expected to record an inflation jump of about 8%, based on preliminary June data.