Sub CopiePlanning()
Dim wkbSource As Workbook, wkbCible As Workbook
Dim chemin As String, fichier As String
Dim PlageCopie As Range
Set wkbSource = ThisWorkbook
chemin = ThisWorkbook.Path
fichier = "Planning CDS 2021-4.0mCible.xlsm"
Workbooks.Open chemin & "\" & fichier
Set wkbCible = ActiveWorkbook
wkbCible.Sheets("Janvier").Range(Cells(6, 3), Cells(95, 3)).Value = wkbSource.Sheets("Janvier").Range(Cells(6, 3), Cells(95, 3)).Value