The five animals that I would save is,
Cows because you can have fresh milk and you can make lots of cheese. You can have stake from the cows. You can make leather and make horses sattles
Chicken because you can have fresh eggs. You can add milk and make cheese. You can make arrows. You can hear the chickens if you are lost.
Sheep because you can make beds and sheer the sheep and get more wool. You can keep wool and save some wool for in the winter.
Pigs because you can have bacon and keep the sheep for winter to have bacon. You can farm the pigs and have more pigs.
Horeses because you can ride them to different places so you can find a new place to stay while the flood is happening. You can farm horses and have small horses.
What animals would you save?