MDCAT Merit Calculation 2026: How Your Aggregate Is Worked Out (With Worked Examples)

You have your MDCAT result. Now comes the question that actually decides your future: what is my merit? Admission to MBBS and BDS programmes is not based on MDCAT alone. Your aggregate combines MDCAT with academic results, and the exact recipe depends on the admitting university.

This guide explains the logic, walks through worked examples, and shows how to use your aggregate to build a smart application strategy.

PMDC sets the minimum qualifying criteria (55% for MBBS, 50% for BDS), but each university or province publishes its own admission policy and aggregate weightage in its admission notice. That is why merit formulas you find in forums or videos may not match yours.

A confirmed 2026-27 example: Khyber Medical University's notice states that MDCAT carries 50% of aggregate merit for its centralized MBBS/BDS admissions. Always read the remaining components and any rules about equivalence marks directly from the notice for your own university and category.

Whatever the weights, the calculation always follows the same four steps:

1. Convert each component to a percentage. MDCAT: (marks ÷ 180) × 100. FSc and matric: (obtained ÷ total) × 100.
2. Multiply each percentage by its weight (for example, 50% becomes 0.50).
3. Add the weighted results.
4. Compare your aggregate with last year's closing merit for each college and category.

These weights are illustrative only. Replace them with your university's official figures.

Suppose a university uses MDCAT 50%, FSc 40% and matric 10%.

• MDCAT: 153/180 = 85.0%
• FSc: 990/1100 = 90.0%
• Matric: 970/1100 = 88.2%

Aggregate = (0.50 × 85.0) + (0.40 × 90.0) + (0.10 × 88.2) = 42.50 + 36.00 + 8.82 = 87.32%

Keep everything the same, but raise MDCAT by 9 marks (from 153 to 162, which is 90%):

Aggregate = (0.50 × 90.0) + 36.00 + 8.82 = 45.00 + 36.00 + 8.82 = 89.82%

A 9-mark improvement in MDCAT raised the aggregate by about 2.5 points. In a competitive pool where seats close on decimals, that can be the difference between a first-choice college and a backup.

A student with a strong MDCAT but lower FSc:

• MDCAT: 162/180 = 90.0%
• FSc: 880/1100 = 80.0%
• Matric: 880/1100 = 80.0%

Aggregate = (0.50 × 90.0) + (0.40 × 80.0) + (0.10 × 80.0) = 45.00 + 32.00 + 8.00 = 85.00%

Compare this with the first example: a lower MDCAT but better academics produced a higher aggregate. This is why you should never judge your chances on MDCAT alone.

Once you have your aggregate, compare it with closing merit, the aggregate of the last student admitted to each college in each category.

How to research closing merit

• Look at previous years' final merit lists and admission reports for each university.
• Compare by category: open merit, self-finance, reserved seats and so on behave differently.
• Note the trend over several years instead of one.

Limits of closing merit

Closing merit is a guide, not a promise. It changes each year with the number of candidates, paper difficulty, seat numbers and policy changes. Use it to sort colleges into three groups:

• Reach: closing merit above your aggregate.
• Target: closing merit close to your aggregate.
• Safe: closing merit comfortably below your aggregate.

Admission systems usually ask you to rank colleges. A smart list includes all three groups:

1. A few reach options you would love.
2. Several target options where you have a genuine chance.
3. Some safe options so you are never left without a seat.

Do not leave out safe options out of pride; an unused qualification helps nobody.

• Using the wrong weightage. Always read the notice for your university.
• Mixing up percentages and raw marks. Convert everything to percentages first.
• Ignoring equivalence rules. Students from A-Levels or other systems often have equivalence marks assigned under the notice.
• Forgetting category-specific rules, such as separate calculations for some categories.
• Trusting forum numbers. Policies change, and old formulas may no longer apply.
• Not checking the schedule. KMU, for example, published dates for provisional and final merit lists and placements; missing a deadline can cost you a seat.

If you are planning a re-attempt, the aggregate maths shows where marks come from. With MDCAT carrying a large weight, every additional mark has a visible effect. A focused plan can include:

• Rebuilding weak units with chapter-wise MCQs.
• Timed practice using board past papers.
• Tracking your progress on the leaderboard.

Instead of working this out by hand each time, enter your marks into the DIFF. Merit Calculator and compare scenarios (for example, what happens if your MDCAT were 10 marks higher). Always cross-check against the official notice.

Your aggregate is the number that matters. Learn your university's formula, calculate it carefully, compare it to real closing merits and build a balanced preference list. Do that, and you will be making decisions with data instead of guesswork.

Worked examples use hypothetical weights for illustration. Verify the official formula in your university's admission notice.

Open the Merit Calculator → · Practice MCQs →