Newborn Piglet Welfare: The Critical First Days

The first days of a piglet's life are welfare-critical, with hypothermia, crushing, starvation and painful procedures representing the major welfare challenges requiring management attention.

Key Facts

UK piglet mortality in the first 3 days averages 10-15%, with crushing by the sow being the leading cause
Piglets are born without protective brown fat and can become hypothermic rapidly in cool farrowing environments
Sow milk letdown is triggered by the piglet's teat stimulation — disruption from weak or missing piglets affects all littermates
Ear notching, iron injection and identification procedures cause acute pain in neonatal piglets often without analgesia
Underweight born piglets (runts) face significantly higher mortality and welfare risk than littermates born at normal weight

Welfare Considerations

Neonatal piglet welfare is a concentrated welfare challenge compressed into the first 72 hours of life. Multiple welfare harms — hypothermia, crushing, starvation, painful procedures — occur simultaneously in a period when piglets have limited thermoregulation, are vulnerable to maternal behavior and face the high-demand competition of litter feeding. Management interventions that provide supplemental heat, ensure early colostrum access, support weak piglets and use appropriate analgesia for procedures can reduce this welfare burden substantially. The connection between early welfare and lifetime health outcomes means that investment in neonatal welfare pays dividends throughout the production cycle.

What You Can Do

Support farms with documented neonatal piglet management protocols including supplemental heat and colostrum management
Advocate for mandatory analgesia for all neonatal piglet procedures in welfare regulations
Choose pork from farms with good farrowing welfare records and low piglet mortality rates
Support research into free-farrowing systems that reduce neonatal crushing without the welfare costs of farrowing crates