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Small-Scale

Dairy Farming Manual

Volume 1

Technology Unit 11
BASIC PRODUCTION AND BUSINESS CALCULATIONS FOR MILK PROCESSING PERSONNEL AND MILK COLLECTING CENTRES

page 277


Extension Materials
What should you know about basic production and business calculations?
1 How can you keep reception records?(4)

You should know how to keep records of the quality, price etc. of milk coming into your centre.

2 How can you calculate fat contents for standardization?(5-10)

You should know how to:
- find the fat content of your cream and skim milk so you can

- calculate the fat content of your products.

3 How can you calculate production costs?(11-27)

You should know how to find the costs of:
- raw materials
- wages
- depreciation etc.
so that you can calculate the cost of each litre of milk, kilogram of butter etc.

page 279

 How can you keep reception records?
4
Name..........................  No...................................... Week...................................

 
Day
Milk (l) 
Fat
(%)
Quality/ 
Class
Fat Units
(fu)
Purchase
(mu)
Tuesday 100

95

98

97

100

4.00

4.10

3.90

3.90

4.00

I

I

II

I

II

400.0

389.5

382.2

378.3

400.0

211 
Total 490  
II
1,950fu 211 mu

Note: 1 fu = 1 part fat in 100 parts milk

How can you calculate fat contents for standardization?

5 Before you can adjust the fat content (standardization), you must separate:

- the cream from

- the skim milk.

Note: See also T8 Milk Payment.

page 280


 
6 Check the fat content of your cream and whole milk or skim milk.
7 Calculate the amounts of:
- cream
- skim milk
- whole milk
you mix to get the correct fat content for your product.
 

Note: See T3 Milk Quality Control for a method of checking the fat content.

page 281

Example 1: Fat content of standardized milk
8
page 282

 Example 2: Fat content of cream
9
page 283

10
page 284

How can you calculate production costs?
11 You know:

- how much you pay farmers for their milk from 

the milk payment scheme

 

12

- how many l of milk you buy from the farmers every week or everymonth
 

13

- how much you pay for electricity or for wood, fuel oil etc.

14

- how much you pay for processing aids e.g. starter culture, detergents, rennet, salt etc. from the bills
 

page 285


 
15

- the costs of equipment e.g. trucks, tanks

- buildings

16
- the wages you pay your workers
17
- how many units you produce of each product.
18 When you calculate the costs of each product 

remember:

fat is more expensive than skim milk.

page 286


 
Example 4: 

Production costs of market milk and butter

This month, the prices are:  Milk price:  10 mu/l
                                             fat content:  4.2%
18

Assuming fat value is                           The cost of 1 fu is:
 50 % of the milk price                    10 mu x 50% x 1 = 1.19 mu/fu
                                                                                 4.2 mu

From Example 3, each day:

             you receive:                                         you produce:

 200 1.2 fat whole milk     >       195.4  13.4% fat    +     2.1 kg  83% fat
                                              pasturized market milk             butter

Your daily payment to the farmer for milk is:

200  1x 10mh  = 2000 mu/day

                                           Cost of l milk:                         Cost of 2.1 kg

                                          milk (50%)=5mu                fat 4.6 kgx38%vfat
                                                                                       x 1.19mu = 208 mu

                                                        +                                             +

                                           fat 3.4 fu x 1.19mu/fu        milk 4.6 x 5 mu
                                                                =4.05 mu                       =23 mu

                                                                =9.05 mu                       =231 mu
 

                                          Cost of 195.4 l milk
                                             195.41 x 9.05 mu

                                                           = 1,768 mu         1,999 mu ~ 2,000 mu

                                                                  Cost 1 kg 231 mu = 110 mu
                                                                                    2.1 kg

page 287

 You can calculate costs for each litre of milk you receive.
19
Each day you receive 200 l milk.

Each month you receive:

200 l x 30 days = 6,000 l milk.

Electricity costs

20 If your electricity bill for 1 month is 6,000 mu, your electricity costs are:

6,000 mu/month  = 1 mu/l milk.
6,000 l/month

Costs of chemicals
21 If your bill for chemicals is 1,500 mu for 1 month. Your chemicals costs are:
1,500 mu/month 1/4 mu/l milk.
6,000 l/month
page 288


 
Depreciation costs
22 When new, your buildings cost 
100,000 mu.

After 20 years, you assume:
- their value is 0 mu.

They lose value each year: 
annual depreciation.

Assuming they lose the same value each year, depreciation costs/month:

= 100,000 mu = 417 mu/mon
   20 years x 12 months

You assume your milk production stays the same. 

Therefore depreciation costs/l milk:

= 417 mu/month = 0.07 mu/l.
   6,000 l/month

23 

When new, your equipment costs are:

300,000 mu.

After 10 years, you assume:
- its value is 50,000 mu.

Assuming it loses the same value each year,
depreciation costs/month =

300,000 - 50,000 mu = 2,083 mu/mon
10 years x 12 months

Therefore, depreciation costs/l milk:

= 2,083 mu/month = 0.35 mu/l.
   6,000 l/month

page 289

 Example 5: Total milk production costs of market milk
See Example 4 where 3.4 % pasteurized market milk cost 9.05 mu/l.
Your total production costs for 1 l market milk are:
24 

                                 mu
Milk                                        9.05
Electricity                               1.00
Chemicals                               0.25
Depreciation                           0.44
(0.07 + 0.37)
Wages                                     0.50
(estimate)
Packing materials                  0.25

Total production costs for

1 l 3.4 % pasteurized milk  = 11.49mu
 
 
 
 
 

Note: For your own production,add all of your other costs e.g. Transport, water etc.

25 

You must add your profit to the total production costs.
                                    mu
Total production costs of 

1 l market milk                        11.5

30 % profit (11.49 x 30)           3.5 
                          100

Sale price               15.0 mu
 

page 290

Example 6: Total production costs of butter
See Example 3 where you need:

4.6 l of cream to make 2.1 kg of butter

So for 1 kg of butter, you need 4.6 = 2.2 l cream.
                                               2.1
Your total production costs for 1 kg butter are:

26
                                                mu

butter                                     110.30

electricity 
   (2.2 l cream x 1 mu)                2.20

chemicals                                    0.25

depreciation 
   (2.2 l cream x 0.44)                 0.97

wages 
   (2.2 l cream x 0.50)                 1.10

packing materials                       0.25

Total:     115.07mu/kgbutter

27

Total production costs  mu

of 1 kg butter         115.00
  +
30 % profit              35.00

Sale Price         150.00 mu/kg

page 291

What do you know about basic production and business calculations?
     
    Keep accurate reception records 
    (4)
    Standardization  
       Separate                          Whole milk  
        into:               cream                       skimmilk
    (5)
    Check for contents and 
    calculate amounts for:
       
         products:   market      market          butter
                            milk           cream
    (7)
    Calculate production costs
    Cost of:
                                     raw milk
                                     electricity
                                     processing aids
                                     buildings and equipment
                                     wages
    (13)
    (14)
    (15)
    (16)
    Divided by:-----------------------------= Unit Production Cost
                      amount of butter produced                      +
                                                                                 Other costs  
     
                                                          =  Total Production Costs
                                                                                          +  
    Profit
       
    Sale Price
     
page 292


 
Examples 
Page
Example 1 Fat content of standardized milk 
(8)
Example 2 Fat content of cream 
(9)
Example 3 Fat content of market milk and butter 
(10)
Example 4 Production costs of market milk and butter 
(19)
Example 5 Total production costs of market milk 
(25)
page 293

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