You should be using the SUBTOTAL function on Daily Production sheet.
Use this macro to calc the subtotals and copy to a new sheet.
(unable to upload attachment! )
edit 2/22/12:
Option Explicit
Sub Macro1()
Sheets("DAILY PRODUCTION").Select
Range("E2").Select
Selection.Subtotal _
GroupBy:=5, _
Function:=xlSum, _
TotalList:=Array(2, 3, 4), _
Replace:=True, _
PageBreaks:=False, _
SummaryBelowData:=True
'hide all rows but the subtotals
ActiveSheet.Outline.ShowLevels rowlevels:=1
ActiveSheet.Outline.ShowLevels rowlevels:=2
'copy the visible subtotal rows and paste to a new sheet
ActiveSheet.Cells.SpecialCells(xlCellTypeVisible).Copy
ActiveSheet.Outline.ShowLevels rowlevels:=3
Sheets.Add After:=Sheets(Sheets.Count)
ActiveSheet.Name = "Monthly Totals " & Sheets.Count - 1
ActiveSheet.Paste
ActiveSheet.Columns(1).EntireColumn.Delete
ActiveSheet.Range("A1").Select
End Sub
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