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 2.71
Milk (kg) -63.00 -0.014 0.88
Fat (kg) -0.26 -0.375 0.10
Prot (kg) -3.91 -0.441 1.73
Fertility Sub Index -1.68
Calving Interval (days) 1.48 -1.459 -2.16
Survival (%) 0.43 1.117 0.48
Calving Sub Index 1.26
Gestation Length (days) -1.37 -0.919 1.26
Beef Sub Index 1.68
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.38 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 8.56

* Based on an €80/tonne carbon price