Table 1 Additional general information about each one of the six farms involved in the study
From: An insight into the commercial piglet’s microbial gut colonization: from birth towards weaning
Farm ID | Trial 1 | Trial 2 | ||||
|---|---|---|---|---|---|---|
Alpha | Bravo | Charlie | Delta | Echo | Foxtrot | |
Number of sows1 | 1330 (10) | 5144 (10) | 3240 (15) | 1800 (15) | 518 (15) | 2790 (15) |
Production schedule | Weekly | Weekly | Weekly | Weekly | 4-week period | Weekly |
Biosafety level | High | High | High | High | High | High |
Closed-cycle farm | No | No | No | No | No | No |
Farm involved in an AB reduction program | Yes | No | No | No | No | No |
Sow vaccination program | PRRS, porcine parvovirus, swine erysipelas, Aujeszky, Actinobacillus pleuropneumonia (APP), colibacillosis and rotavirus in gilts | PRRS, porcine parvovirus, swine erysipelas, Aujeszky, APP (toxoid), Mycoplasma hyopneumoniae, swine influenza, colibacillosis + clostridiosis, rotavirus in gilts and swine dysentery autovaccine | PRRS, porcine parvovirus, swine erysipelas, Aujeszky and colibacillosis | PRRS, porcine parvovirus, swine erysipelas, Aujeszky and colibacillosis | PRRS, porcine parvovirus, swine erysipelas, Aujeszky, colibacillosis and rotavirus in gilts | PRRS, porcine parvovirus, swine erysipelas, Aujeszky, swine influenza, colibacillosis and porcine circovirus |
Recurring sanitary problems | No | APP and B. hyodysenteriae | No | No | B. hyodysenteriae | B. hyodysenteriae |
Piglet processing at birth | Tail docking, iron administration by injection, oral administration of coccidiostat and antibiotic treatment (injected) | Tail docking, iron administration by injection and oral administration of coccidiostat | Tail docking, iron administration by injection, oral administration of coccidiostat and antibiotic treatment (injected) | Tail docking, iron administration by injection, oral administration of coccidiostat and antibiotic treatment (injected) | Tail docking, iron administration by injection, oral administration of coccidiostat and antibiotic treatment (injected) | Tail docking, iron administration by injection, oral administration of coccidiostat and antibiotic treatment (injected) |
Regular use of creep-feeding | Yes | Yes | Yes | Yes | Yes | Yes |
Use of AB in creep-feeding (including ZnO) | No | No | No | No | No | No |
Regular use of re-hydrating solution during lactation | Yes | Yes | Yes | Yes | Yes | No |
Piglet age at weaning | 21 days | 21 days | 28 days | 21 days | 21 days | 21 days |
Cross fostering and litter management at birth | Nursing mothers at 24 h. Minimal movements | Equalization of litters trying to minimize movements. Piglets are collected only during the 1st week | Minimal movements | Minimal movements | Minimal movements | Minimal movements |
Medicated maternal feed during lactation | No, NMF diet | No, NMF diet2 | No, NMF diet | No, NMF diet | Yes, ABF diet3 | Yes, ABF diet2 |