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 4.68
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -5.29 -0.375 1.98
Prot (kg) -4.88 -0.441 2.15
Fertility Sub Index -12.23
Calving Interval (days) 6.04 -1.459 -8.81
Survival (%) -3.06 1.117 -3.42
Calving Sub Index 1.12
Gestation Length (days) -1.22 -0.919 1.12
Beef Sub Index 0.05
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 5.15 -0.432 -2.22
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index -4.45

* Based on an €80/tonne carbon price