Section 10351 Of Article 4. Vaccinations From California Food And Agricultural Code >> Division 5. >> Part 2. >> Chapter 3. >> Article 4.

. All female dairy calves shall be vaccinated by an official veterinarian or an accredited veterinarian, who is authorized by the department, at such ages as are designated by the department. Male dairy calves and beef calves may, at the option of the owner, be vaccinated.