$50 a month?  With only 1 child 6 - 17 you'd get more than that with a taxable income of 138K.  Two would give you 164/mo.  The deduction for child care hasn't changed and unlike Harper's plan, the benefit isn't taxable.

You have to be quite well off before you do worse under Trudeau, so either you are wealthier than you are letting on or you don't understand how the program works.