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 2.82
Milk (kg) -83.00 -0.014 1.16
Fat (kg) -3.38 -0.375 1.27
Prot (kg) -0.89 -0.441 0.39
Fertility Sub Index 2.13
Calving Interval (days) -1.42 -1.459 2.07
Survival (%) 0.05 1.117 0.06
Calving Sub Index 3.89
Gestation Length (days) -4.23 -0.919 3.89
Beef Sub Index -2.82
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 8.48 -0.432 -3.66
Maintenance Sub Index Maint. Sub Index -0.61
Live WT (kg) 2.00 -0.307 -0.61
Total Carbon Sub Index 5.40

* Based on an €80/tonne carbon price