From: Managing variability in decision making in swine growing-finishing units
Variable | Companies | |||||||
---|---|---|---|---|---|---|---|---|
A | B | C | D | E | F | G | ODb | |
Intercept | 2.28 (0.46)*** | 1.92 (0.74)* | 2.58 (0.67)*** | 2.23 (0.36)*** | 3.06 (0.64)*** | 1.48 (0.35)*** | 1.53 (0.42)*** | 2.25 (0.18)*** |
Autonomous community | ||||||||
Cataluña | S | U | 0.25 (0.13)**** | U | U | U | S | S |
Castilla y León | S | U | A | U | U | U | S | S |
Valencia | S | U | −0.09 (0.18) | U | U | U | S | S |
Other | S | U | A | U | U | U | S | S |
Aragón | S | U | – | U | U | U | S | S |
Trimester of placement | ||||||||
Jan-Feb-Mar | A | −0.05 (0.12) | A | S | 0.30 (0.13)* | A | S | −0.07 (0.06) |
Apr-May-Jun | −0.04 (0.09)**** | −0.45 (0.12)*** | −0.25 (0.13)* | S | −0.14 (0.13) | −0.35 (0.16)* | S | −0.26 (0.05)*** |
Jul-Aug-Sep | A | −0.43 (0.14)** | A | S | −0.17 (0.12) | A | S | −0.28 (0.06)*** |
Oct-Nov-Dec | – | – | – | S | – | – | S | – |
Circovirus vaccine | ||||||||
No | 0.57 (0.09)*** | A | S | U | U | U | U | S |
Yes | – | A | S | U | U | U | U | S |
Number of pig origins | ||||||||
One origin | S | −0.16 (0.11)**** | −0.38 (0.15)** | U | U | U | −0.17 (0.08)* | −0.37 (0.05)*** |
More than one origin | S | – | – | U | U | U | – | – |
Herd age | ||||||||
<10 years | A | S | U | S | – | S | S | A |
10 to 30 years | A | S | U | S | 0.18 (0.09)* | S | S | A |
>30 years | A | S | U | S | A | S | S | A |
Percentage of slatted floor | ||||||||
<50 % slatted | U | −0.18 (0.10)**** | S | S | A | S | S | S |
≥50 % slatted | U | – | S | S | A | S | S | S |
Ventilation control system | ||||||||
Manual | U | – | U | U | S | S | U | – |
Automatic | U | −0.23 (0.12)* | U | U | S | S | U | −0.25 (0.05)*** |
Route utilized to perform treatments | ||||||||
Feed | U | – | U | U | U | A | U | A |
Feed + Water | U | 0.19 (0.10)* | U | U | U | A | U | A |
Feed + Water + Injection | U | A | U | U | U | A | U | A |
Water source in the farm | ||||||||
Well | −0.07 (0.13) | S | A | U | A | U | U | A |
River | 0.16 (0.08)* | S | A | U | A | U | U | A |
Other | 0.04 (0.14) | S | A | U | −1.92 (0.84)* | U | U | A |
Public supply | – | S | A | U | – | U | U | A |
Number of animals placed | ||||||||
<800 pigs | S | – | S | S | S | – | S | – |
800-2000 pigs | S | 0.23 (0.10)* | S | S | S | 0.36 (0.17)* | S | 0.29 (0.06)*** |
>2000 pigs | S | A | S | S | S | 0.63 (0.29)* | S | 0.33 (0.07)*** |
Initial body weight | −0.03 (0.02) | −0.001 (0.03) | 0.01 (0.03) | −0.04 (0.02)**** | −0.07 (0.04)* | 0.01 (0.02) | 0.02 (0.02) | −0.001 (0.008) |
Trimester * Circovirus vaccine | ||||||||
Apr-May-Jun / No vaccinated | 0.41 (0.20)* | U | U | U | U | U | U | U |
/ Vaccinated | – | U | U | U | U | U | U | U |
Oct-Nov-Dec / No vaccinated | – | U | U | U | U | U | U | U |
/ Vaccinated | – | U | U | U | U | U | U | U |
Initial BW * Water source | ||||||||
Initial BW / Public wáter | U | U | U | U | – | U | U | U |
/ Other | U | U | U | U | 0.10 (0.05)* | U | U | U |