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 6.68
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -7.43 -0.375 2.78
Prot (kg) -5.66 -0.441 2.50
Fertility Sub Index 0.84
Calving Interval (days) -0.07 -1.459 0.10
Survival (%) 0.66 1.117 0.74
Calving Sub Index -1.55
Gestation Length (days) 1.69 -0.919 -1.55
Beef Sub Index -2.39
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 8.34 -0.432 -3.60
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 9.56

* Based on an €80/tonne carbon price