Table 2.

Causes of death recorded by the farmers.

Cause of Death	Definition/Description	Counted as
Still-born	Piglets that are born dead but are fully developed. They still have the “slippers” on their feet and are often mekonium stained	Still-born piglets
Crushed	Piglets found in the area where the sow lies down; often with twisted extremities and visible haematoma	Piglet mortality rate
Killed by sow	Piglets with injuries resulting from being bitten or stepped on by the sow (haematoma and wounds)	Piglet mortality rate
Starved	Piglets appearing emaciated with their ribs visible. Illnesses of the sow, such as recorderd mastitis-metritis-agalactia	Piglet mortality rate
Other causes	Piglets that died of other causes then the above	Piglet mortality rate