A batch should be no bigger than the number at which the teacher can still correct each student, and big enough to cover its trainer and studio costs. In the worked example, a batch at ₹1,500 a student covers its costs from 6 students. Open another batch only when teaching quality, a waiting list or room safety demands it.
1. Step 1: Find the number where teaching quality drops
Your studio may fit 20. The real question is: at what number can the teacher no longer notice each student properly? For disciplines that need close individual correction, such as classical vocal or an instrument, that number is small. For group fitness or some sports, it can be much larger. That number is your target capacity.
2. Step 2: Work out when a batch pays for itself
Every batch has a fixed cost each month: the trainer's time and the space. An example, with illustrative numbers:
| Item | Calculation | Per month |
|---|---|---|
| Fee income | 12 students × ₹1,500 | ₹18,000 |
| Trainer | ₹600 an hour × 8 hours | −₹4,800 |
| Studio | ₹400 an hour × 8 hours | −₹3,200 |
| What the batch contributes | ₹10,000 |
This batch covers its costs from 6 students (₹8,000 ÷ ₹1,500 = 5.3). Below that, it costs you money. Put your own numbers in and you'll know the minimum size for every batch.
3. Step 3: Measure utilisation across the timetable
Utilisation = students enrolled ÷ target capacity. With a target of 15:
| Batch | Enrolled | Utilisation |
|---|---|---|
| Monday 5 PM | 15 | 100% |
| Wednesday 5 PM | 14 | 93% |
| Saturday 10 AM | 7 | 47% |
The instinct is to open another Monday batch. But steering new admissions and make-ups (Guide 4) to Saturday may add capacity without adding a single teaching hour.
4. Step 4: Look at the whole academy
Total seats = courses × batches × target capacity. An academy with 3 courses, 5 batches each and a capacity of 15 has 225 seats. If 170 are filled, it runs at 76%. That one number tells you whether to grow by adding students or by adding batches.
5. Open another batch only when the constraint is real
- Teaching quality is falling in the current batch.
- A time slot has a waiting list most months.
- The room can't safely take more students.
- A new age group or level is forming.
Don't open a batch just because the timetable has a gap. Every batch is another unit to staff, fill and manage.
6. Copy this: the batch check
Copy this
Batch: ____ Target capacity: ____ Enrolled: ____ Utilisation: ____% Monthly cost (trainer + space): ₹____ Fee per student: ₹____ Break-even students = cost ÷ fee = ____ Waiting list? Y / N Quality slipping? Y / N











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