Direct Labour Variances (Cambridge (CIE) A Level Accounting): Revision Note
Exam code: 9706
Labour variances
How to calculate the labour variances?
The total direct labour variance is the difference between the flexed budgeted cost and the actual cost for direct labour
It is split into two variances
Direct labour rate variance
The variance due to the difference between the budgeted and actual rate of pay
Direct labour efficiency variance
The variance due to the difference between the flexed budgeted and actual labour hours needed
Total direct labour variance | |
|---|---|
What is the formula? | (standard hours for actual production × standard rate) - (actual hours used × actual rate) |
What are the steps? |
|
When is it favourable? | The total actual labour cost is less than the total standard labour cost |
Direct labour rate variance | |
What is the formula? | actual hours used × (standard rate – actual rate) |
What are the steps? |
|
When is it favourable? | The actual rate is less than the standard rate |
Direct labour efficiency variance | |
What is the formula? | standard rate × (standard hours for actual production – actual hours used) |
What are the steps? |
|
When is it favourable? | The actual hours of labour used is less than the standard hours expected for the actual output |
Examiner Tips and Tricks
For the total direct labour variance and direct labour efficiency variance, make sure you flex the budgeted data so that it reflects the actual number of units produced.
Also, another name for standard cost is budgeted cost!
Worked Example
Brakes Ltd make brake pads. Here is the annual budgeted and actual information:
Budgeted | Actual | |
|---|---|---|
Production (units) | 10 000 | 12 000 |
Labour rate per hour | $12.00 | $14.00 |
Labour hours needed per unit | 5 hours | 4 hours and 30 minutes |
Calculate:
(i) direct labour rate variance
(ii) direct labour efficiency variance
(iii) total direct labour variance
Answer:
(i) Direct Labour Rate Variance
Find the actual hours used
12 000 × 4.5 hours = 54 000 hours
Use the formula
actual hours used × (standard rate – actual rate)
It is adverse because the actual rate per hour is more than budgeted
54 000 × ($12.00 - $14.00)
$108 000 Adverse
(ii) Direct Labour Efficiency Variance
Find the budgeted hours of labour for the actual amount of units produced
Ignore the budgeted units
Multiply the actual number of units by the budgeted labour hours per unit
12 000 × 5 hours = 60 000 hours
Use the formula
standard rate × (standard hours for actual production – actual hours used)
It is favourable because the actual hours of labour used are less than the standard hours
$12.00 × (60 000 - 54 000)
$72 000 Favourable
(iii) Total Direct Labour Variance
Combine the variances
Direct labour rate variance | $108 000 ADV |
Direct labour efficiency variance | $72 000 FAV |
Total direct labour variance | $36 000 ADV |
Alternatively, you can use the formula
(standard hours for actual production × standard rate) - (actual hours used × actual rate)
(60 000 × $12.00) - (54 000 × $14.00)
$36 000 Adverse
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