Cattle are among the more expensive types of livestock to purchase, but the annual revenue from meat and dairy products justify this.
The Cattle Disease event will cause the player to lose all cattle.
The Angry Mob and Refugees events will cause a player to lose all cattle, as well as all other types of livestock. The Guerillas event will too, if the player hasn’t completed the Representative project. In that case, no livestock is lost.
The Civil War event causes the player to lose approximately 75% of his livestock.
News about cattle farming in Africa, African Farming and Food Processing, 2019:
“Traditional Uses of Cattle in Africa”, by Emmanuel Kariuki, Owlcation, 2018:
“Securing the future of cattle production in Africa”, by University of Nottingham, in Sciencedaily.com, 2017:
WikiPedia on the environmental effects of meat production: