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Table 4 Values used to calculate the performance costs of coccidiosis in broiler and broiler breeder chickens

From: Re-calculating the cost of coccidiosis in chickens

  UK-1995a Brazil Egypt Guatemala India New Zealand Nigeria UK USA
5. Cost of broiler mortality due to coccidiosis
 % Mortality due to coccidiosis 0.5 5.5 5.5 1.0 7.5 1.5 7.5 2.0 2.0
 Value, including chick costs, at 3 weeks £0.52 £0.62 £0.90 £0.65 £0.72 £0.77 £0.74 £0.80 £0.42
 Av liveweight at slaughter (Kg) 2.33 2.7 2.0 1.9 2.4 2.6 2.3 2.19 2.72
 Av slaughter price/Kg £0.57 £1.25 £0.86 £0.52 £1.98 £0.96 £2.10 £0.80 £1.10
 Cost of rearing bird to final weight (no chick costs) £1.02 £0.95 £1.01 £0.79 £1.50 £0.62 £1.68 £1.12b £0.36
 Total cost of broiler mortality (millions) £0.05 £78.52 £27.96 £0.96 £35.92 £1.14 £17.73 £0.90 £54.45
6. Cost of reduced weight due to coccidiosis
 Average broiler weight loss due to coccidiosis (Kg)c 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
 Conservative prediction of weight loss (Kg) 0.05 0.07 0.07 0.07 0.07 0.07 0.07 0.07 0.07
 Value loss per Kg (selling price per Kg) £0.57 £1.25 £0.86 £0.52 £1.98 £0.96 £2.10 £0.80 £1.10
 Total cost of reduced weight gain (millions) £17.91 £512.8 £54.22 £5.17 £334.3 £7.39 £29.82 £58.80 £687.4
7. Cost of increased FCR
 Increased FCR as a consequence of coccidiosisc 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
 Conservative estimate FCR increasec 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05
 Mean formulated feed price per tonne £180.61 £280.00 £251.80 £393.00 £318.00 £297.60 £315.00 £275.00 £218.13
 Mean wheat (or other cereal) price per tonne £113.50 £140.00 £160.00 £178.00 £150.00 £192.00 £150.00 £160.00 £145.00
 % formulated feed (i.e. not wheat/cereal) 95 85 85 85 80 100 80 90 86
 Total cost of increased FCR (millions) £13.15 £241.4 £16.88 £5.95 £66.26 £4.42 £4.03 £23.60 £273.9
8. Cost reduced egg production by broiler breeders
 % Broiler breeders that were parent hens 72.4 90.9 90.9 90.9 90.9 90.9 90.9 90.9 90.9
 % Broiler egg hatchability ni 85 85 85 85 85 85 85 85
 Cost one day old broiler chick £0.23 £0.30 £0.22 £0.42 £0.34 £0.34 £0.38 £0.33 £0.23
 Cost of lower broiler breeder egg production (millions) £0.01 £0.84 £0.29 £0.28 £0.10 £0.18 £0.23 £0.04 £1.22
  1. Data collected from major poultry producing countries selected to represent South, Central and North America (Brazil, Guatemala, USA), North Africa (Egypt), sub-Saharan Africa (Nigeria), Asia (India), Europe (UK) and Oceania (New Zealand). Rows shown in italics represent new data related to hatchability that were not included (ni) in the original model. aFigures from the UK in 1995 used in the original study published by Williams [16]. bFigures taken from the Cobb broiler management guide (Cobb-Vantress [29]). cFigures not available; replaced with those from Williams [16].