DAIRY PROJECTION GUIDELINES ANAEROBIC DIGESTER LAGOONS

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DAIRY PROJECTION GUIDELINES ANAEROBIC DIGESTER
LAGOONS

• 1000 cow dairy
• 1400 lbs./cow
• Concentrate feeding Flush Feed Alleys
• Freestall unit add 50
• Solids separation
• Digester lagoon
• Gas production 90,000 to 100,000 cu ft per day
• Gas quality 65 70 CH4
• KWH production 150 to 175 KWH
• KWH value _at_ 0.10 11,880 per month
• Installation costs Approximately 3,000 to
  3,200 per KWH
• 500 KWH unit approx. 1,500,000
• Pay back 3.5 years