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 20.09
Milk (kg) -366.00 -0.014 5.12
Fat (kg) -22.27 -0.375 8.34
Prot (kg) -15.00 -0.441 6.62
Fertility Sub Index 7.89
Calving Interval (days) -5.08 -1.459 7.41
Survival (%) 0.43 1.117 0.48
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.54
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.69 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 35.71

* Based on an €80/tonne carbon price