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 4.26
Milk (kg) -12.00 -0.014 0.17
Fat (kg) -4.86 -0.375 1.82
Prot (kg) -5.14 -0.441 2.27
Fertility Sub Index -0.32
Calving Interval (days) 0.02 -1.459 -0.03
Survival (%) -0.26 1.117 -0.29
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.52
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 1.69 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index 3.70

* Based on an €80/tonne carbon price