Jaymin Abdulrahman has been found guilty of inflicting GBH, after police found a six-day old girl among rubbish at a block of flats in Wolverhampton.
Abdulrahman was cleared of attempted murder.
It was a unanimous verdict by the jury.
More top news
WARNING GRAPHIC IMAGES: Lionel the cat is recovering after a crossbow nearly half a metre long was removed from his skull.
West Midlands weather: Dull and mild with rain arriving later
East Midlands weather: Generally cloudy, mainly dry