It is illegal to milk another person’s cow.

RS 14:67.13 § 67.13. Theft of an alligator A. Theft of an alligator is the misappropriation or taking of an alligator, an alligator’s skin, or a part of an alligator, whether dead or alive, belonging to another, either without the consent of the other to the misappropriation or taking, or by means of fraudulent conduct,…