Tweethow old are ya and how long have you been training also what is your cycle history? these are all helpful in cycle planning
400-800mg of test and 300-600mg of deca wk if this is your first stay lower if not got for it. go for 12 wks
did you also plan for PCT and any gyno symptoms?
also mix the deca and test in the same barrel t400 hurts like a *****