Hi @chad.sharpe - I have come up with this but not sure how to manage missing dates as of now.
Test Measure1 =
VAR First_Date = firstdate('EDNA Report Views'[Date_Viewed])
VAR Last_Date = LASTDATE('EDNA Report Views'[Date_Viewed])
VAR Days_Between = QUOTIENT(countrows(DATESBETWEEN('EDNA Report Views'[Date_Viewed], First_Date, Last_Date)),2)
var firstrows = CALCULATE([Total Views],DATESINPERIOD('EDNA Report Views'[Date_Viewed],First_Date,Days_Between,DAY))
var LastRows = CALCULATE([Total Views],DATESINPERIOD('EDNA Report Views'[Date_Viewed],Last_Date,-Days_Between,DAY))
Return LastRows - firstrows
eDNA Trending.pbix (25.7 KB)
Thanks
Ankit J