Page 238 - Nutrient Management Planning Guide

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Chapter 7.1

Table 7.1.2 Daily Manure Production and Estimated Population for Different Livestock to Produce 500 t Manure

Species/Class

Daily Manure Production 1

(kg/day)

Assumed Length of Confinement (months)

Estimated Number of Animals to Produce 500 t of Manure

Beef

Cows/Finishers 5.9 5 565

8 354 Feeders (< 410 kg or <900 lb) 3.8 12 366 Feeder Calves (<250 kg or < 550 lb.) 1.5 12 926

Dairy

Cows, Tie-stall Housing 63.5 12 22 Cows, Loose Housed 66.5 12 21 Cows, Dry 31.8 12 43 Replacement Heifers (breeding to calving) 27.5 12 49 Replacement Heifers (160 kg or 350 lb to breeding)

19.5 12 71 Calves (<160 kg or < 350 lb) 1.3 12 1,068

Swine

Farrow-to-finish (per sow basis) 39.3 12 35 Farrow-to-wean (per sow basis) 12.1 12 115 Sows

Weaner Pig 1.3 12 1,068 Grower Pig 2.2 12 623 Finisher Pig 3.7 12 375

Poultry (per 100 birds)

Layers, Belt Cage 4.5 12 30,864 Layers, Deep Pit 5.9 12 23,540 Broilers 2.7 12 51,440 Breeders 7.2 12 19,290 Pullets 2.7 12 51,440 Turkey Hens 6.2 12 22,401 Turkey (Toms/Breeders) 9.0 12 15,432 Turkey Broilers 5.0 12 27,778

1 Operations with more than one class or species of livestock will need to calculate total volume produced by factoring in daily manure production for each.