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 3.47
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -1.82 -0.375 0.68
Prot (kg) -3.02 -0.441 1.33
Fertility Sub Index -2.72
Calving Interval (days) 1.33 -1.459 -1.94
Survival (%) -0.70 1.117 -0.78
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.48
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.37 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 12.13

* Based on an €80/tonne carbon price