A |
B |
C |
D |
E |
F |
G |
H |
I |
2 |
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3 |
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Product A |
Product B |
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4 |
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Number of units produced |
13500 |
1900 |
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5 |
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Direct Labor Cost (@$30 per DLH) per unit |
0.15 |
0.29 |
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6 |
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Direct Materials cost per unit |
2.4 |
2.4 |
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7 |
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8 |
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Cost per direct labor hour |
30 |
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9 |
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10 |
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Activity |
Overhead Cost |
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|
11 |
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Machine Setup |
101792 |
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12 |
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Materials Handling |
58000 |
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13 |
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Quality Control |
67320 |
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14 |
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Total |
224112 |
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15 |
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16 |
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1) |
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17 |
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18 |
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Using direct labor as the basis to assign overhead cost, first plantwide overhead rate need to be calculated using following formula: |
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19 |
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20 |
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21 |
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22 |
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23 |
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Total quantity of direct labour hours used can be calculated as follows: |
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24 |
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Product |
Direct Labour hours |
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25 |
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A |
=D4*D5 |
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26 |
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B |
=E4*E5 |
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|
27 |
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Total direct labor hours |
=SUM(D25:D26) |
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28 |
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29 |
|
Using the following data: |
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30 |
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Total overhead cost |
=D14 |
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31 |
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Total direct labor hours |
=D27 |
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32 |
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33 |
|
Plantwide overhead rate can be calculated as follows: |
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34 |
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35 |
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Plantwide allocation rate |
=Total overhead costs / Total allocation base used |
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36 |
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|
=D30/D31 |
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37 |
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38 |
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Overhead Assigned |
Activity Driver(Direct Labor Hours) |
|
Plantwide Overhead rate |
= |
Total overhead cost |
|
39 |
|
Product A |
=D25 |
× |
=D36 |
= |
=D39*F39 |
|
40 |
|
Product B |
=D26 |
× |
=D36 |
= |
=D40*F40 |
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41 |
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42 |
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43 |
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44 |
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Overhead Assigned |
Activity Driver |
Plantwide Overhead rate |
Total Overhead cost |
Units Produced |
OH cost per unit |
|
45 |
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Product A |
=D39 |
=F39 |
=D45*E45 |
=D4 |
=F45/G45 |
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46 |
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Product B |
=D40 |
=F40 |
=D46*E46 |
=E4 |
=F46/G46 |
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47 |
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48 |
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|
49 |
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Calculation of Total production cost per unit: |
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50 |
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51 |
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Product A |
Product B |
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|
52 |
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Direct Materials cost per unit |
=D6 |
=E6 |
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53 |
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Direct Labour cost per unit |
=D5*D8 |
=E5*D8 |
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54 |
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Overhead cost per unit |
=H45 |
=H46 |
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55 |
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Total product cost per unit |
=SUM(D52:D54) |
=SUM(E52:E54) |
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56 |
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57 |
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58 |
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2) |
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59 |
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Market Price of Product A |
25.07 |
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60 |
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Market Price of Product B |
57 |
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61 |
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62 |
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Product A |
Product B |
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|
63 |
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Market Price per unit |
=D59 |
=D60 |
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|
64 |
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Total production cost per unit |
=D55 |
=E55 |
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|
65 |
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Profit (loss) per unit |
=D63-D64 |
=E63-E64 |
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|
66 |
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67 |
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|
68 |
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3) |
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|
69 |
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|
70 |
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Using the following data: |
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|
71 |
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Activity |
Overhead costs |
Allocation Base |
|
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|
72 |
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Machine Setup |
=D11 |
Number of Setups |
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|
73 |
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Materials Handling |
=D12 |
Number of parts required |
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|
74 |
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Quality Control |
=D13 |
Inspection hours required |
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|
75 |
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|
76 |
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|
77 |
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Resources used |
Product A |
Product B |
Total |
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|
78 |
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Number of Setups |
5 |
24 |
=SUM(D78:E78) |
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|
79 |
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Number of parts required |
=8*D4 |
=8*E4 |
=SUM(D79:E79) |
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|
80 |
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Inspection hours required |
48 |
220 |
=SUM(D80:E80) |
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|
81 |
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|
82 |
|
Overhead allocation rate can be calculated as follows: |
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|
83 |
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|
84 |
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|
85 |
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|
86 |
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|
87 |
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|
88 |
|
Activity |
Total Budgeted cost |
÷ |
Total Expected Use of allocation base |
= |
Allocation Rate |
|
89 |
|
=C72 |
=D72 |
÷ |
=F78 |
= |
=D89/F89 |
|
90 |
|
=C73 |
=D73 |
÷ |
=F79 |
= |
=D90/F90 |
|
91 |
|
=C74 |
=D74 |
÷ |
=F80 |
= |
=D91/F91 |
|
92 |
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|
93 |
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|
94 |
|
Hence activity rate are as follows: |
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|
95 |
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|
96 |
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Activity |
Activity Rate |
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|
97 |
|
=C89 |
=H89 |
Per Setup |
|
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|
98 |
|
=C90 |
=H90 |
per part |
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|
99 |
|
=C91 |
=H91 |
per hours |
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|
100 |
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|
101 |
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|
102 |
|
Given the following uses of activities: |
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|
103 |
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Resources used |
Product A |
Product B |
Total |
|
|
|
104 |
|
=E72 |
=D78 |
=E78 |
=D104+E104 |
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|
105 |
|
=E73 |
=D79 |
=E79 |
=D105+E105 |
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|
106 |
|
=E74 |
=D80 |
=E80 |
=D106+E106 |
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|
107 |
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|
108 |
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|
109 |
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|
110 |
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|
Activity Rate |
× |
Activity Driver |
= |
Allocated costs |
|
111 |
|
Product A |
|
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|
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|
112 |
|
Number of service requests |
=H89 |
× |
=D104 |
= |
=D112*F112 |
|
113 |
|
Number of bids |
=H90 |
× |
=D105 |
= |
=D113*F113 |
|
114 |
|
Number of customer design changes |
=H91 |
× |
=D106 |
= |
=D114*F114 |
|
115 |
|
Total Overhead cost |
|
|
|
|
=SUM(H112:H114) |
|
116 |
|
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|
117 |
|
|
Predetermined Rate |
× |
Resources required |
= |
Allocated costs |
|
118 |
|
Product B |
|
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|
119 |
|
Number of service requests |
=D97 |
× |
=E104 |
= |
=D119*F119 |
|
120 |
|
Number of bids |
=D98 |
× |
=E105 |
= |
=D120*F120 |
|
121 |
|
Number of customer design changes |
=D99 |
× |
=E106 |
= |
=D121*F121 |
|
122 |
|
Total Overhead cost |
|
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|
=SUM(H119:H121) |
|
123 |
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|
124 |
|
Customers |
Product A |
Product B |
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|
125 |
|
Total overhead cost applied |
=H115 |
=H122 |
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|
126 |
|
Total number of units produced |
=D4 |
=E4 |
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|
127 |
|
Overhead cost per unit |
=D125/D126 |
=E125/E126 |
|
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|
128 |
|
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|
129 |
|
Calculation of total manufacturing cost |
|
|
|
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|
|
130 |
|
|
|
|
|
|
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|
131 |
|
Customers |
Product A |
Product B |
|
|
|
|
132 |
|
Direct Materials per unit |
=D52 |
=E52 |
|
|
|
|
133 |
|
Direct Labor per unit |
=D53 |
=E53 |
|
|
|
|
134 |
|
Overhead per unit |
=D127 |
=E127 |
|
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|
|
135 |
|
Total Production Cost per unit |
=SUM(D132:D134) |
=SUM(E132:E134) |
|
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|
136 |
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|
137 |
|
4) |
|
|
|
|
|
|
138 |
|
|
|
|
|
|
|
|
139 |
|
Market Price of Product A |
25.07 |
|
|
|
|
|
140 |
|
Market Price of Product B |
57 |
|
|
|
|
|
141 |
|
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|
|
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|
|
142 |
|
|
Product A |
Product B |
|
|
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|
143 |
|
Market Price per unit |
=D139 |
=D140 |
|
|
|
|
144 |
|
Total production cost per unit |
=D135 |
=E135 |
|
|
|
|
145 |
|
Profit (loss) per unit |
=D143-D144 |
=E143-E144 |
|
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|
|
146 |
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|
147 |
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|
148 |
|
4.2) |
|
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|
149 |
|
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|
150 |
|
Using ABC costing it can be seen that the product B is being sold at loss. |
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|
151 |
|
This will help management to price the product B better. |
|
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|
152 |
|
Hence the above information will influence the company’s strategy. |
|
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|
153 |
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|
154 |