Technically the dog probably dies but you don’t see it. You see two abandoned dogs, people take one of those dogs, then they later abandon that dog by the road. It is assumed they both died.
sheep are abused by a sheep dog, one falls off a cliff into the water (starts swimming, you don’t know if it survives) and another is sacrificed and you see them kill it and cut into its stomach
sexual assault is a huge theme in this movie: a girl is raped by her boyfriend after having an abortion and clearly telling him no, a man has his face forcefully shoved into a woman’s crotch, he grabs her back on the crotch the next day, he also forcefully dry humps her pretending he is a dog who humped her earlier in the film, and the woman spends most of the film traumatized from the dog and the men