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Disease and welfare issues of the weaned and growing pig

Abscess

  • Faulty injections
  • Fighting
  • Lameness factors
  • Mixing of pigs
  • Tail biting
  • Trauma

Bursitis

  • Badly designed slats
  • Foot problems
  • Incorrect slat: gap ratio
  • Lameness
  • Poor floor surfaces
  • Trauma
  • Weight too heavy for slats

Colitis

Disease

Faulty nutrition

Poor building hygiene

Erysipelas

  • Dirty wet conditions in finishing pens
  • High exposure in straw based systems

Enteric diseases in growing pigs

  • Infections such as those that cause PE, swine dysentery, salmonellosis
  • Poor hygiene
  • Poor nutrition
  • Poor environments

Greasy pig disease - Exudative epidermitis

  • Faulty teeth clipping
  • High humidity
  • High stocking densities
  • Infection
  • Skin abrasions

Gastric ulcers

  • Faulty nutrition
  • Feed too finely ground
  • Stress

Haematoma and haemorrhage

  • Fighting
  • Mange
  • Trauma from the environment

Lameness

  • Fat sprayed diets
  • High stocking densities
  • Poor nutrition
  • Slippery floor surfaces (fat sprayed diets)
  • Increasing gap size between slats caused by wearing

Leg weakness (OCD)

  • Gilts served too young
  • Heavy stocking densities
  • Poor floor surfaces

Pneumonia

  • House not split into modules
  • Permanently populated housing
  • Poor management
  • Poor environment
  • Poor nutrition
  • Specific infections

Post-weaning diarrhoea

  • Excess feed
  • Failure to clean and disinfect between batches
  • Fluctuating temperatures
  • Poor environment
  • Stale feed

Rectal prolapse

  • Poor environment
  • Poor nutrition
  • Respiratory disease

Respiratory disease

  • Fluctuating temperatures and humidity
  • High stocking densities
  • Permanently populated houses
  • Poor nutrition

Vice (Abnormal behaviour)

  • An unhappy pig
  • Poor environment