Standard YTD

DAX: Standard Calendar YTD

YTD Total =
// Get latest complete month
VAR _YtD = MAX( Dates[LatestMTD] )
// Calculation
VAR _Total = CALCULATE(
    [Measure],
        Dates[Date] <= _YtD
)
RETURN
-- Measure returns cumulative total (inc. grand total)
_Total