Ok, if you are doing Tren A then you probably have 75mg/ml, so EOD due to the ester. However, if you are doing Tren E, then you have 250mg/ml, so twice a week would be fine.
75mg*EOD= 300mg/week
250mg*twice a week = 500mg/week
Take into account the ester weight of the Enanthate ester, and its...