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 21.20
Milk (kg) -454.00 -0.014 6.36
Fat (kg) -17.30 -0.375 6.48
Prot (kg) -18.96 -0.441 8.37
Fertility Sub Index -2.16
Calving Interval (days) 1.10 -1.459 -1.60
Survival (%) -0.50 1.117 -0.56
Calving Sub Index -1.65
Gestation Length (days) 1.79 -0.919 -1.65
Beef Sub Index -2.12
Carcass Weight (kg) 2.70 -0.528 -1.42
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 18.71

* Based on an €80/tonne carbon price