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 7.26
Milk (kg) -169.00 -0.014 2.37
Fat (kg) -3.83 -0.375 1.43
Prot (kg) -7.83 -0.441 3.46
Fertility Sub Index -1.94
Calving Interval (days) 1.00 -1.459 -1.46
Survival (%) -0.43 1.117 -0.48
Calving Sub Index 1.78
Gestation Length (days) -1.94 -0.919 1.78
Beef Sub Index -0.40
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 2.26 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 10.04

* Based on an €80/tonne carbon price