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 4.62
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -4.19 -0.375 1.57
Prot (kg) -4.19 -0.441 1.85
Fertility Sub Index -1.64
Calving Interval (days) 0.77 -1.459 -1.12
Survival (%) -0.46 1.117 -0.51
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.28
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.34 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 13.89

* Based on an €80/tonne carbon price