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 2.37
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -3.48 -0.375 1.30
Prot (kg) -1.65 -0.441 0.73
Fertility Sub Index -3.20
Calving Interval (days) 1.69 -1.459 -2.47
Survival (%) -0.66 1.117 -0.74
Calving Sub Index -1.44
Gestation Length (days) 1.57 -0.919 -1.44
Beef Sub Index -1.78
Carcass Weight (kg) 3.20 -0.528 -1.69
Age of Slaughter (days) 0.22 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index -2.11

* Based on an €80/tonne carbon price