If you are in your undergraduate studies, you can take any subject/major as long as you fulfill the prerequisite courses asked for by the vet school you wish to attend. Check with each individual institution for more details. Strong emphasis of science courses such as Biology will be helpful. Anatomy courses (even if they are human) would be helpful to take and animal nutrition courses may be helpful as well.
it depends what job you get into equine or human :P
equine vet
All of them: Math, Calculus, Biology, Physics, Chemistry, English, and Social Studies. You must finish all of your Grade 12 classes and pass the exams with at least 70% to 75% to be able to enroll in the Pre-Vet program or Animal Sciences Pre-Vet program to start your way on becoming an equine vet.
Any school of veterinary medicine will give you the basics towards becoming an equine veterinarian; if the school doesn't have a strong equine program there you can supplement your time in vet school with externships and experiences at other schools or at private equine facilities. Once you get out of vet school, the important thing is to work with a good established equine veterinarian to hone your technical skills.
An equine vet.
of course you can but you need to get good grades and be a vet if you care for animals an make sure you are not scared of blood or shots.
an equestrian vet is known as an 'equine vet'. They study large animals, then specialize into horses.
An equine veterinarian.
Entry into vet school is more competitive than medical school, so you will need excellent grades, mostly As maybe a couple Bs.
Specific high school courses will have little to do with becoming a veterinarian. You will need good grades to enable you to get into college and good grades there in order to get into vet school.
Get good grades in science subjects, get lots of work experience, apply to a vet school
Equine are horses, donkeys, mules or zebras so equine vet only treats animals of those types. If you mean the number of client animals, it would vary by vet, location, specialty.