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3.1.3.4 Plucking
3.1.3.5 Evisceration
3.1.3.6 Cooling
3.1.4 Slaughterhouse cleaning
Teil 3 Seite 3-8
3.1.5 Storage and handling of slaughterhouse by-products
Solid residues are straw and manure, as well as faeces and urine. The waiting at the
slaughterhouses is approximately 1 to 3 hours.
The following table shows the amount and composition of the solid residues produced in
slaughterhouses.
Table 3-4: Amount and composition of the solid residues in slaughterhouses
Substrate name Amount
per cattle
per hen
a: per pig
b:
c:
Condition
Bedding material and manure a: 1,5 kg
b: 6,0 kg
40 % TR
0,55 % N
0,20 % P2O5
C/N ratio approx. 30
40 % TR
0,40 % N
0,75 % P2O5
Faeces and urine
C/N ratio approx. 30
a: 0,5 - 0,9 kg TR = 6 - 10 %
oTR = 77- 84 % d. TR
C/N ratio 9 - 15
Approx. 30 g/l BOD5
Nitrogen: 6,7 g/l
Potassium: 3,7 g/l
Phosphorous: 5,8 g/l
Calcium: 4,5 g/l
Magnesium: 0,8 g/l
b: 1,9 - 7,5 kg TR = 10 - 12 %
oTR = 77- 85 % d. TR
C/N ratio 9 - 15
ca. 15 g/l BOD5
Nitrogen: 4,7 g/l
Potassium: 5,9 g/l
Phosphorous: 2,4 g/l
Calcium: 2,5 g/l
Magnesium: 0,6 g/l