Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 4.72
Milk (kg) -65.00 -0.014 0.91
Fat (kg) -3.72 -0.375 1.39
Prot (kg) -5.47 -0.441 2.41
Fertility Sub Index -6.72
Calving Interval (days) 3.48 -1.459 -5.08
Survival (%) -1.47 1.117 -1.64
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index 0.74
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 0.37 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index -0.87

* Based on an €80/tonne carbon price