{TAIL ~ A method} of operating a machine at a worksite includes determining data associated with at least one of {HEAD ~ a machine operation} at the worksite and a worksite condition, and determining, based on the data, that one of machine propulsion and machine retarding will be required for greater than a corresponding threshold 
{ TAIL ~ A method } of operating a machine at a worksite includes determining data associated with at least one of { HEAD ~ a machine operation } at the worksite and a worksite condition , and determining , based on the data , that one of machine propulsion and machine retarding will be required for greater than a corresponding threshold
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH