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 6.77
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -8.49 -0.375 3.18
Prot (kg) -5.38 -0.441 2.37
Fertility Sub Index -2.73
Calving Interval (days) 1.39 -1.459 -2.03
Survival (%) -0.63 1.117 -0.70
Calving Sub Index -1.61
Gestation Length (days) 1.75 -0.919 -1.61
Beef Sub Index -1.77
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 2.51 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 3.43

* Based on an €80/tonne carbon price