Read this

https://www.cdc.gov/rabies/resources/news/2005-12-23.html

After proper boiling of Milk you can consume it.

The milk should be discarded but if it must be consumed, it should be heat pasteurized.

Its clinically risky to consume milk from rabid dog beaten cow, consumption of such milk poses public health risk of grave consequences.

Its advisable to discard such infected milk especially if competent pasteurization technique/procedure can not be guaranteed

Not safe if the dog is infected with zoonotic diseases like PPR