Contrast | IRR | P-value | 95% CI |
---|---|---|---|
Cows 2001 vs. Calves 2001 | 6.73 | < 0.001 | 3.35 - 13.52 |
Cows 2002 vs. Calves 2002 | 4.09 | < 0.001 | 2.23 - 7.50 |
Cows 2003 vs. Calves 2003 | 7.61 | < 0.001 | 4.00 - 14.46 |
Cows 2004 vs. Calves 2004 | 5.56 | < 0.001 | 2.81 - 10.99 |
Cows 2005 vs. Calves 2005 | 3.23 | < 0.001 | 1.90 - 5.50 |
Cows 2006 vs. Calves 2006 | 3.06 | < 0.001 | 1.86 - 5.01 |
Cows 2007 vs. Calves 2007 | 3.41 | < 0.001 | 1.97 - 5.90 |