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 2.81
Milk (kg) 65.00 -0.014 -0.91
Fat (kg) -4.42 -0.375 1.66
Prot (kg) -4.68 -0.441 2.07
Fertility Sub Index 3.12
Calving Interval (days) -2.38 -1.459 3.47
Survival (%) -0.32 1.117 -0.36
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.42
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 0.61 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index -0.18
Live WT (kg) 0.60 -0.307 -0.18
Total Carbon Sub Index 4.77

* Based on an €80/tonne carbon price