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 9.07
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -8.07 -0.375 3.02
Prot (kg) -8.81 -0.441 3.89
Fertility Sub Index -2.57
Calving Interval (days) 1.70 -1.459 -2.48
Survival (%) -0.08 1.117 -0.09
Calving Sub Index -1.03
Gestation Length (days) 1.12 -0.919 -1.03
Beef Sub Index -3.16
Carcass Weight (kg) 3.20 -0.528 -1.69
Age of Slaughter (days) 3.42 -0.432 -1.48
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 3.93

* Based on an €80/tonne carbon price