Sheep are gorily killed throughout, as are rabbits (once or twice), a bird (accidentally murdered), she accidentally hits a kangaroo with her car and uses a crowbar to put it out of its misery, a dog plays (in the predator-prey sense) with a mouse and kills it, a graphically dead wombat
A guy tries to sexually assault her, but she punches him in the face and it's over. A few guys have sex with her during her sex-worker days but don't pay her when something happens that cuts the session short.
gender, homophobic, ableist slurs - but more than that, she lives in very conservative place, with constant misogyny (general atmosphere of the whole book). Also some depiction of racism (against black/indigenous people), and victim blaming for an Indigenous sex worker who was killed on the job