You could try dairy alternatives like soy milk and rice milk.
It is not necessary to consume dairy to obtain calcium. Other sources of calcium include almonds, legumes, leafy greens and tahini. Most soy and rice milks are calcium fortified.

BTW that is a great article in SMH. Have you seen the video on YouTube? It's very distressing. I don't know how the industry can argue that it is ethical for a newborn calf to be denied food for 30 hours, let alone be taken from their mother shortly after birth.