I-ainc gave you figures that are not true.
That money is what about you will earn as a capitain paying the italian social security ( employed by the company )
You will fly 900hours per year very often with 4 sector days ( 1.30 block time )
The true figure in italy for an f/o after taxes is around 2500-2700 per month.
I-ainc probabilmente non stai ancora pagando le tasse perchè stai scontando il type. vedrai che poi purtroppo Le tasse si assesteranno tra il 35 e il 45% del tuo income .