2. Average the U.S. prices for the month ending 30 daysbefore the effective date of the next adjustment.
Examples:
Jan IFS - Weekly prices for preceding Nov
Feb IFS - Weekly prices for preceding Dec
Mar IFS - Weekly prices for preceding Jan
Apr IFS - Weekly prices for preceding Feb
May IFS - Weekly prices for preceding Mar
Jun IFS - Weekly prices for preceding Apr
Jul IFS - Weekly prices for preceding May
Aug IFS - Weekly prices for preceding Jun
Sep IFS - Weekly prices for preceding Jul
Oct IFS - Weekly prices for preceding Aug
Nov IFS - Weekly prices for preceding Sep
Dec IFS - Weekly prices for preceding Oct
Please note that calculations made earlier in the monthly period will be less reliable.
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