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 2.60
Milk (kg) -21.00 -0.014 0.29
Fat (kg) -1.88 -0.375 0.70
Prot (kg) -3.63 -0.441 1.60
Fertility Sub Index -4.44
Calving Interval (days) 2.07 -1.459 -3.02
Survival (%) -1.27 1.117 -1.42
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.22
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index -1.47

* Based on an €80/tonne carbon price