Data on dead chicks, feed, and vaccines used, were collected on a daily basis to monitor the
flock. Data on the price/kg of meat for the years 2007, 2008, 2009, were obtained from the local
market, through checking the historical data of the market places in Marjoyoun area. Chick
prices were obtained from the historical data of the chick supplier, and average feed prices were
obtained from the owners of the rental farm who had data for the past 15 years.