Dairy products are the most easily replaceable in your diet, especially due to the ever increasing alternatives and availability thereof. If you can acknowledge that some part of the dairy industry might be cruel, you can do your part to stop it with very little effort.

Especially exciting for dairy enthusiasts are innovations like Bored Cow, https://tryboredcow.com/ (Dairy without the cow!)

I've been using skim milk for years for my protein shakes and just today I bought my first litre of almond milk to experiment with making the change. It's 3x as expensive but I may be able to half/half it with water. I'm feeling bullish

> Modern cows have been bred to produce nearly 8 gallons of milk per day on average, the equivalent of a human running one to two marathons a day.

What? Calories maybe?