- The Honest Answer: No Published Pass Mark
- How the 500 Points Are Built
- Why Modified Angoff Means a Moving Target
- How Essays and Practicals Are Graded
- Where the Points Live: Blueprint Weights
- The Species Axis: A Separate Lens
- What Past Outcomes Tell You (and Don't)
- A Scoring-Aware Study Plan
- Fees, Deadlines, and Exam Dates
- Frequently Asked Questions
- The ACT has not published a fixed numeric pass mark; passing is set through Modified Angoff standard setting.
- The exam totals 500 points: 200 multiple choice, 200 essay, and 100 practical image/video short answer.
- Essay and practical responses are each scored by two graders against rubrics, so written precision earns points.
- Non-pregnant female (18%), pregnant/postpartum clinical approach (16%), and male reproduction (14%) carry the most weight.
The Honest Answer: No Published Pass Mark
Candidates searching for the passing score on the Diplomate, American College of Theriogenologists (DACT) examination usually want a single number: a percentage, a scaled score, a cut line they can aim for. The accurate answer is less satisfying but more useful. As of the sources available for this article, no fixed numeric pass mark has been verified for the ACT Certifying Examination. The American College of Theriogenologists (ACT) does not print a universal "you need X of 500" threshold in the materials reviewed here, and this article will not invent one.
What the college does describe is the machinery that produces a pass or fail decision: a defined point structure, a psychometrician-supported standard-setting process, and a two-grader rubric system for constructed responses. Understanding those mechanics tells you far more about how to prepare than a hypothetical percentage would. If you are still building your overall picture of the credential, the overview in What Is DACT? covers the basics before we go deeper on scoring.
How the 500 Points Are Built
Even without a published cut score, the examination's point architecture is well defined. The Certifying Examination Committee prepares and administers an electronic, web-based exam that the current exam page describes as remote and conducted over two days. Total available points come to 500, split across three question formats:
| Component | Format | Items | Points |
|---|---|---|---|
| Multiple choice | Selected response | 100 questions | 200 |
| Essay | Written constructed response | 20 questions | 200 |
| Practical | Image/video short answer | 45-50 items | 100 |
| Total | 500 |
Notice what this table reveals. Multiple-choice questions are worth two points each on average, while the 20 essays are worth ten points each on average. A single essay therefore carries roughly the same weight as five multiple-choice questions. Meanwhile, the practical section, with 45 to 50 short-answer items worth 100 points total, averages around two points per item.
That distribution has a direct strategic implication: 60 percent of the available points (essay plus practical) are earned through constructed responses that a human grader reads against a rubric. Candidates who prepare only by drilling multiple-choice banks are practicing for 40 percent of the score. For a deeper look at why this exam format is demanding, see How Hard Is the DACT Exam?
Key Takeaway
Because essays and practicals together account for 300 of 500 points, writing concise, rubric-friendly clinical answers is not optional polish. It is the majority of your score. Practice composing short, complete answers, not just recognizing the right option.
Why Modified Angoff Means a Moving Target
The retrieved ACT guide specifies Modified Angoff standard setting, supported by a psychometrician working with an independent Angoff Scoring Committee. This is the part of the process that determines what "passing" means for a given examination.
In an Angoff-type method, a panel of qualified judges reviews questions and estimates how a minimally competent candidate would perform on each one. Those judgments are aggregated into a cut score. Practical consequences for you:
- The standard is competence-referenced, not curve-referenced. You are not competing against the other candidates in your cohort for a fixed number of passing slots. The question is whether your performance meets the competence standard the committee established.
- The cut point can differ between exam administrations. Because the standard is set against the specific items used, a harder item set can yield a different raw threshold than an easier one. This is one reason the college does not publish one permanent number.
- The committee is independent of the exam's authors. The Angoff Scoring Committee is described as independent, which is a fairness safeguard rather than a scoring detail you can game.
The takeaway is that you cannot reverse-engineer a safe target percentage from forum rumor. Your best defense is broad, deep competence across the blueprint, which is exactly what a minimally-competent-candidate standard is designed to detect.
How Essays and Practicals Are Graded
Each essay response and each practical response is scored by two graders against rubrics. This detail matters more than it might first appear.
What two graders and a rubric imply
- Rubrics reward specific content. A rubric typically lists the elements a complete answer must contain. A fluent but vague paragraph can score lower than a terse list that hits every required element.
- Two independent reads reduce idiosyncrasy. You are less likely to be penalized by one grader's stylistic preference, but also less likely to benefit from one generous reader. Aim for answers that any qualified theriogenologist would recognize as complete.
- Practical items are image- and video-based. Expect to interpret clinical images or video and respond with short written answers: identify the finding, state the diagnosis or differential, and commit to a next step.
Because the exam is multispecies and comparative, rubric elements will often be species-specific. A correct answer about a mare's postpartum complication is not interchangeable with a bitch's or a cow's. Pair this article with the DACT Study Guide to organize preparation by body system and species.
Where the Points Live: Blueprint Weights
The ACT publishes eleven knowledge-content headings with official percentage weights totaling 100 percent. These weights tell you where the exam concentrates its questioning, and therefore where marginal study hours earn the most expected points.
| Knowledge Domain | Weight |
|---|---|
| Non-pregnant female anatomy, physiology, and clinical reproduction | 18% |
| Clinical approach to the pregnant and postpartum female | 16% |
| Male anatomy, physiology, and clinical reproduction | 14% |
| Pregnancy | 11% |
| Artificial insemination | 9% |
| Breeding management and population control | 8% |
| Embryo technologies | 6% |
| Urogenital surgery | 6% |
| Neonatology | 5% |
| Fertilization, embryology, and sexual differentiation | 4% |
| Pharmacology | 3% |
One important wrinkle: the accompanying prose on the ACT exam page states 16 knowledge domains, which conflicts with the eleven headings actually listed. This article uses the eleven displayed headings and weights and does not infer any missing ones. For a full walkthrough of each area, see DACT Exam Domains: Complete Guide to All 11 Content Areas.
The Big Three: 48% of the Blueprint
Non-pregnant female (18%), clinical approach to the pregnant and postpartum female (16%), and male reproduction (14%) together account for nearly half of the weighted content.
- Cycle physiology and endocrinology across species, including how cyclicity patterns differ between mares, bitches, cows, and small ruminants
- Diagnostic approach to infertility, dystocia, and postpartum disease
- Breeding soundness evaluation, semen assessment, and common testicular and accessory gland disorders
The Smaller Domains Still Score
Pharmacology at 3% and fertilization/embryology at 4% are small, but every point counts when the cut line is set by competence standards you cannot see. Pharmacology questions in particular often hide inside clinical scenarios in other domains, so treat drug dosing, indications, and species-specific cautions as cross-cutting knowledge.
Remember that these percentages are exam blueprint weights, not an official preparation curriculum allocation. They tell you how the exam is distributed, not how many hours you personally should spend per area.
The Species Axis: A Separate Lens
The ACT also publishes a species blueprint that classifies the same examination along a different dimension:
| Species Category | Weight |
|---|---|
| Equine | 35% |
| Canine | 25% |
| Bovine | 20% |
| Caprine/ovine | 6% |
| General, non-species specific | 6% |
| Feline | 4% |
| Swine | 2% |
| New world camelids | 2% |
The practical meaning: equine, canine, and bovine content together make up 80 percent of the species axis. A candidate who is strong in only one of those three has a structural gap. Candidates who trained primarily in one species during residency should deliberately audit the other two before exam day. Reading the DACT Cheat Sheet alongside the species table is a quick way to spot weak spots.
What Past Outcomes Tell You (and Don't)
Because no cut score is published, candidates naturally look at historical outcomes for a sense of difficulty. Two dated data points are available, and both come with important limits:
- 2024 cohort: The ACT eNews (Fall 2024) reports 13 of 30 candidates passing, published as 43 percent. That included 13 of 29 multispecies candidates and zero of one legacy equine candidate. The year 2024 was the final one in which candidates under the 2019-or-earlier General Information Guide could select a species-specific exam.
- 2021 examination review: The January 2022 Report on Review of the ACT 2021 Certifying Examination reports two passes among 35 candidates.
What the historical record does support is a qualitative conclusion: this is a demanding specialty examination where a substantial share of candidates in a given year may not pass on a given attempt. Plan accordingly, both in preparation depth and in your timeline for a possible retake.
A Scoring-Aware Study Plan
Given the point structure and blueprint, here is one way to sequence preparation across roughly the final stretch before the exam. It allocates time by weighted content and by the constructed-response share of the score. Adjust it to your own residency strengths, and cross-reference the DACT Study Guide and the ACT's own Study Guide (updated April 2022), noting that the latter is an unweighted suggested curriculum and does not establish exhaustive exam coverage.
Heavy Female Reproduction Block
- Non-pregnant female anatomy, physiology, and clinical reproduction (18%) across equine, canine, and bovine first
- Write timed essay answers on cycle manipulation and infertility workups
Pregnancy and Postpartum
- Pregnancy (11%) and clinical approach to the pregnant and postpartum female (16%)
- Dystocia management, uterine prolapse, retained placenta, and peripartum complications by species
- Add neonatology (5%) here, since neonatal problems follow directly from peripartum events
Male Reproduction and Breeding Technology
- Male anatomy, physiology, and clinical reproduction (14%)
- Artificial insemination (9%), breeding management and population control (8%), embryo technologies (6%)
Surgery, Embryology, Pharmacology, and Gaps
- Urogenital surgery (6%), fertilization/embryology/sexual differentiation (4%), pharmacology (3%)
- Targeted work on your weakest species among equine, canine, and bovine
Format Rehearsal
- Practice image- and video-based short answers for the practical section
- Run mixed sets of multiple-choice questions at our practice test site to check pacing and recall
The logic of the ordering: the largest weighted domains come first so you have time to revisit them, and constructed-response practice runs throughout rather than only at the end. Since 300 of 500 points depend on written or short-answer responses, those skills need months of repetition, not a final-week cram.
Fees, Deadlines, and Exam Dates
Scoring context also includes the practical commitments around sitting the exam. Here is what the available ACT sources state:
- Exam fee: The official exam fee listing is USD 750. A separate one-time training-program registration charge is USD 250. For the fuller financial picture, see DACT Certification Cost: Complete Pricing Breakdown.
- Deadlines: The current portal and index list November 30 for annual trainee reports, December 1 for credentials, and April 15 for examination registration. Alternate and graduate route registration requests are due January 31. Note a conflict: the September 2025 guide's section F.1.b gives November 30 for credentials, while the current issuer index sets December 1, 2026 for applications to the 2027 examination. Confirm directly with the ACT before relying on either date.
- Next exam dates: The Requirements page announces July 13-14, 2027 as the next examination dates. See DACT Exam Dates: Testing Windows, Deadlines & Scheduling for more.
One version caveat deserves emphasis: the current index advertises a 2026 General Information Guide, and the exam page advertises an ACT Job Task Analysis 2023, but those downloads could not be retrieved when this article was prepared. The September 2025 guide (effective September 1, 2025) does not establish what the 2026 edition says. Each candidate's substantive requirements follow the guide edition in effect at initial training registration, so check which edition governs you. Eligibility details are covered in DACT Requirements: Eligibility, Prerequisites & How to Qualify.
Key Takeaway
Passing is more than clearing a score. The retrieved guide permits candidates to sit the examination before proof of the required first-author peer-reviewed publication, but the Diplomate certificate is withheld until that requirement is met. Plan your publication timeline alongside your exam timeline.
Frequently Asked Questions
No fixed numeric pass mark has been verified for the American College of Theriogenologists Certifying Examination. Standards are set through Modified Angoff standard setting with an independent Angoff Scoring Committee and a psychometrician, so treat any single published number from an unofficial source with caution.
The exam totals 500 points: 100 multiple-choice questions worth 200 points, 20 essay questions worth 200 points, and 45-50 practical image/video short-answer questions worth 100 points.
Each essay and practical response is scored by two graders against rubrics. Complete, specific, well-structured answers that cover the required clinical elements are the most reliable way to earn those points.
Only dated cohort results are available. The ACT eNews (Fall 2024) reported 13 of 30 candidates passing (43 percent), and a review of the 2021 exam reported two passes among 35 candidates. These are historical figures, not current estimates; see the DACT pass rate article for context.
Start with the three heaviest areas: non-pregnant female reproduction (18%), clinical approach to the pregnant and postpartum female (16%), and male reproduction (14%). Then ensure competence in equine, canine, and bovine content, which dominate the separate species axis. Reinforce with timed practice questions at the main practice test site.
If you are weighing whether the investment is worthwhile after reviewing the exam's demands, the ROI analysis and the earnings overview offer additional perspective. Because the passing standard is competence-based and unpublished, the most dependable strategy is simple: build broad, deep command of the blueprint, practice writing rubric-ready answers, and verify every deadline and requirement directly with the American College of Theriogenologists.