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 10.86
Milk (kg) -218.00 -0.014 3.05
Fat (kg) -10.50 -0.375 3.93
Prot (kg) -8.79 -0.441 3.88
Fertility Sub Index -5.78
Calving Interval (days) 4.03 -1.459 -5.88
Survival (%) 0.09 1.117 0.10
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index -0.34
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 4.21 -0.432 -1.82
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 11.06

* Based on an €80/tonne carbon price