1. A method of processing information related to operational condition of machines in a process plant, the method comprising: receiving a first value associated with a monitored machine, the first value from a range of values in a first index, wherein at least a portion of the range of values in the first index is indicative of varying degrees of deviation from an acceptable operational state of the monitored machine; generating a second value based on the first value, the second value from a range of values in a second index, the second index different from the first index, the second index indicative of varying degrees of relative health of a process entity adapted for use in process plants; and generating a notification associated with the monitored machine, the notification including the second value.