The Purdue University/CME Group Ag Economy Barometer farmer sentiment index declined 5 points to a reading of 112 in September. The decline in farmer sentiment was primarily the result of producers’ weakened perception of current conditions, as the Current Conditions Index declined 9 points to 109. The Index of Future Expectations also weakened slightly, declining 3 points from a month earlier to a reading of 113. The Ag Economy Barometer is calculated each month from 400 U.S. agricultural producers’ responses to a telephone survey. This month’s survey was conducted between September…