Vet School Letters of Recommendation — VMCAS eLOR Guide
VMCAS requires 3-6 eLORs, most schools want one from a veterinarian, and AAVMC publishes exactly what the letter should contain. The full decode.
Veterinary School Letters of Recommendation: What VMCAS eLOR Evaluators Should Know
Veterinary school letters run through VMCAS — the AAVMC's centralized application — which requires at least 3 and accepts up to 6 electronic letters of recommendation (eLORs), all submitted by a hard deadline of September 15 with, in the service's own words, no exceptions possible (VMCAS applicant help center).
What makes the veterinary system unusual — and the reason this guide is written as much for the evaluator as the applicant — is that the AAVMC does something no other health-professions application service does: it publishes a content prescription for the letter itself. Most systems tell writers to be specific and stop there. The AAVMC's guidelines for recommendation letter writers tell them, point by point, what to cover. A letter that follows the list is structurally strong; a letter that ignores it reads as generic against every letter that didn't. This post decodes the eLOR's three-part structure, the AAVMC content list, and the one composition rule nearly every school enforces. It is the veterinary anchor of our letters-of-recommendation series, alongside the medical, PA, and dental guides.
The eLOR Is Three Documents in One
Per the AAVMC's own submission checklist, an evaluator has not finished until they have completed all three parts:
- The relationship information section — how long, in what capacity, how directly observed.
- The Likert criteria ratings — a standardized grid assessing the applicant on a list of attributes (third-party guides for evaluators note the criteria include traits like motivation and dependability alongside veterinary-specific items such as comfort handling animals).
- The uploaded letter — the narrative document, which is the part admissions readers weight most heavily.
Then preview, submit, and both evaluator and applicant get a confirmation email. The same three-part hybrid (relationship form + ratings + letter) runs across the health-professions services on the Liaison platform — it is the same architecture AADSAS moved to for 2026-27 — but VMCAS has run it longest, and its ratings carry a known trap: the prose and the grid must agree. A letter that says "exceptional" above a grid of middling marks reads as either carelessness or code.
One selection available in the form deserves its own warning: "I recommend this applicant with reservation." The AAVMC guidelines explicitly ask evaluators who select it to explain the reservation. In practice, a with-reservation letter — like any hedged letter in any admissions system — does damage far beyond its literal words. If reservation is what you honestly have, the kinder professional move is to tell the applicant before you write, so they can choose a different witness.
What the AAVMC Asks the Letter to Contain
The guidelines' content list, condensed — every item is an explicit AAVMC prompt to the writer:
- Elaborate on the relationship beyond the form answers: veterinary experience, academic advising, or professional capacity.
- Two strengths, and how each will benefit the applicant's success in veterinary school — note the framing: strengths as evidence of future performance, not general virtue.
- Areas of improvement, and the applicant's awareness of them. This is the list's most distinctive demand. The AAVMC is asking for a growth area plus evidence of self-awareness — a letter that says "none" answers neither.
- How the applicant has demonstrated commitment to the veterinary profession or veterinary education.
- A situation demonstrating effective interpersonal skills — with peers, staff, or clients. Situation, behavior, outcome; one narrated incident outperforms a paragraph of adjectives here, as it does in every admissions letter genre.
- Expand on one or two Likert criteria in greater detail — the explicit instruction to make the grid and the narrative reinforce each other.
Plus the mechanics the guidelines spell out: official letterhead, a date and signature, specific examples, honesty about what you personally observed, and English text (with the original attached if the letter was written in another language). On length the veterinary norm matches the rest of admissions — one to two pages, density over volume.
For applicants, the strategic read of all this: your evaluators almost certainly have not seen the list. Forwarding the AAVMC guidelines PDF with your ask is normal, welcomed, and the single cheapest upgrade available to your file.
The One-Veterinarian Norm (Verify Per School)
VMCAS itself does not mandate who writes your letters — but individual schools do, and the pattern is remarkably consistent: at least one letter from a veterinarian. Verified current examples: Cornell requires three letters, one from a veterinarian and one from an advisor or faculty member who has taught you; Ohio State requires three references, at least one a veterinarian; Washington State asks for three eLORs, at least one from a veterinarian you have worked or volunteered with, with the rest from faculty, academic staff, or employers.
The logic mirrors the PA world's preference for a letter from a practicing PA: a veterinarian who has watched you in a clinic, on a farm call, or through a euthanasia conversation can testify to profession-specific realities — including whether you understand what you are signing up for — in a way no professor can. An applicant with hundreds of veterinary hours and no veterinarian willing to write is a red flag readers notice on their own.
With applicant pools around ten to eleven thousand per cycle across roughly 3-6 letters each, veterinary admissions has the highest letters-per-applicant load of any health profession — which is exactly why evaluator fatigue produces so many interchangeable letters, and why one that actually follows the AAVMC list stands out.
Practical Rules Both Sides Should Know
- The FERPA choice is binding. Waiving signals to programs that the evaluator wrote candidly; the choice cannot be changed later.
- One submission serves every designated school — evaluators should write "Dear Admissions Committee" and never name a program.
- September 15 is absolute. Unlike rolling-admissions systems, VMCAS enforces a single evaluator deadline with no exceptions — the reminder email two weeks out is the applicant's highest-value message of the cycle.
- If the applicant drafted the letter, that is a different document. Self-drafting requests happen in veterinary admissions as everywhere else; the ethics spectrum and the response scripts are in our guide to being asked to write your own letter. And an evaluator who outsources the draft to a chatbot instead should know that generic, incident-free letters are precisely what committees discount — no policy required.
Quick Answer / TL;DR
Vet schools via VMCAS: minimum 3, maximum 6 eLORs, every one submitted by the evaluator through the Liaison portal by September 15, no exceptions. Most schools require at least one letter from a veterinarian (Cornell, Ohio State, and WSU all do — check each school). The eLOR has three parts — relationship info, Likert ratings, uploaded letter — and the AAVMC publishes an explicit content list for the letter: two strengths tied to vet-school success, growth areas plus the applicant's awareness of them, demonstrated commitment to the profession, an interpersonal-skills incident, and expansion on one or two rated criteria, on letterhead, signed and dated. Forward that list to your evaluators; almost nobody else's evaluators have seen it.
Sources
- VMCAS Applicant Help Center — Evaluations
- AAVMC — Guidelines for recommendation letter writers (PDF); Annual data report (PDF)
- School requirements — Cornell, Ohio State, Washington State
Writing an eLOR — or reviewing the draft you were asked to produce? GradPilot reviews draft recommendation letters against the structure readers expect: relationship evidence, incident specificity, grid-narrative consistency, hedges you did not intend, and an AI-detection check, in minutes. We review the letter being drafted; we never write it. Browse all our review types.
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