Compare that with the pay of a Second Lieutenant, $80.00/Month. Quite a disparity!
For a comparison with civilian wages, see:
https://books.google.com/books?id=Ky4x3QaSyFQC&pg=PA126&lpg=PA126&dq=wages+during+the+civil+war&source=bl&ots=DLcytbiP8-&sig=B97IjkgI0WC1jmdhbk43Wm_q3MI&hl=en&sa=X&ved=0ahUKEwiBlYL20_3JAhVG5GMKHQWFDvc4ChDoAQhFMAc#v=onepage&q=wages%20during%20the%20civil%20war&f=false