Greenhouse gas emissions (tCO2 eq year-1) and the money earned annually with the total amount of pigs and the average per pig were evaluate. The pig farm has about 600 animals. The waste treatment sistem is integrated making possible the nutrients recycling. The tubular anaerobic digestor degrade organic matter producing methane and fertilizer. The estimation made was based on the methodology AM0006 approved by Clean Development Mechanism Executive Board. The mitigation potential calculated was 325.16 tCO² eq year-1, or 0.54 tCO² eq year-1. The financial income was approximately R$ 5.31 animal-1 year-1.
Kyoto Protocol; pig waste; digestor
