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 4.60
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -4.83 -0.375 1.81
Prot (kg) -3.87 -0.441 1.71
Fertility Sub Index -3.17
Calving Interval (days) 2.07 -1.459 -3.02
Survival (%) -0.13 1.117 -0.15
Calving Sub Index -0.51
Gestation Length (days) 0.56 -0.919 -0.51
Beef Sub Index -1.60
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 6.27 -0.432 -2.71
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 5.20

* Based on an €80/tonne carbon price