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 8.20
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -3.34 -0.375 1.25
Prot (kg) -10.67 -0.441 4.71
Fertility Sub Index -4.80
Calving Interval (days) 2.32 -1.459 -3.38
Survival (%) -1.27 1.117 -1.42
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.41
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 4.12

* Based on an €80/tonne carbon price