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 6.89
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -5.92 -0.375 2.22
Prot (kg) -6.12 -0.441 2.70
Fertility Sub Index -1.05
Calving Interval (days) 0.49 -1.459 -0.71
Survival (%) -0.30 1.117 -0.34
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.31
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.39 -0.432 -0.17
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 16.93

* Based on an €80/tonne carbon price