Economics of Sericulture :: Chawki worm Rearing
 

ECONOMICS OF CHAWKI WORM REARING

Self Sustainable models of Commercial Chawki Rearing Centres

Sl. No

Details

1.5 acre model (3500 dfls / batch)

2 acre model (5000 dfls / batch)

1.

Mulberry garden required

2 acres (4 plots)

2 acres (4 plos)

2.

Variety to be planted

V 1 or S 36

V 1 or S 36

3.

No. of crops harvested/plot /year

8 harvest

8 harvest

4.

Leaf required / year

21-23 MT

28 – 30 MT

5.

Chawki rearing / house required

32’x30’x16’

42’x30’x16’

6.

No. of crops to be reared / year

32

32

7.

Total no. of dfls to be brushed /year

1,12,000

1,60,000

8.

Man days required / year

736

1024

9.

Supervisor

one

One

 

Sl. No

Details

1.5 acre model (3500 dfls / batch)

2 acre model (5000 dfls / batch)

1.

Total mulberry are to be covered by CRC

82-120 acres

130-150 acres

2.

No. of beneficiaries

50-80 farmers

80-100 farmers

3.

No. of dfls / batch

3,500

5,000

4.

No. of beneficiaries / batch

12-15

18-20

5.

No. of acres covered / batch

12-14

20-22

6.

No. of batches / year

32

32

7.

No. of dfls / year

1,12,000

1,60,000

8

Average cocoon yield / 100 dfls

65-70 kg

65-70 kg

9

Bivoltine cocoon production / CRC

7,28,000 kg

10,40,000 kg

10

Bivoltine silk production / CRC/year

10-12 MT
(@ 6.5 renditta)

14-16 MT
(@ 6.5 renditta)

 

Sl. No

Details

1.5 acre model (3500 dfls / batch)
(Rs.)

2 acre model (5000 dfls / batch)
(Rs.)

I

COSTS

 

 

A

Non Recurring expenditure

 

 

1

Building and disinfection tank

2,20,000

2,90,000

2

Equipments

1,75,000

2,35,000

 

Total

3,95,000

5,25,000

 

Depriciation

59,500

79,000

B

Recurring

 

 

1

Disinfectants

33,000

33,000

2

Consumables

24,000

33,000

3

Chawki leaf

61,00

86,000

4

Labour

59,000

82,000

5

Electricity charges

6,000

10,000

6

Supervisory charges

60,000

60,000

7

Miscellaneous

2,000

3,000

 

Total Recurring expenditure

2,45,000

3,07,000

 

Total expenditure (A+B)

3,04,500

3,86,000

 

 

 

 

II

INCOME

 

 

1

Income from sale of chawki worms @ Rs 300/100 dfls

3,36,000

4,80,000

 

NET INCOME / YEAR

32,500

94,000

 

Gross income /100 dfls of chawki reared worms

300

300

 

Expenditure /100 dfls

272

241

 

Net income / 100 dfls

28

59

III

Benefit Cost Ratio

1 : 1.1

1 : 1.24

   
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