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 2.20
Milk (kg) 87.00 -0.014 -1.22
Fat (kg) -4.18 -0.375 1.57
Prot (kg) -4.20 -0.441 1.85
Fertility Sub Index -4.78
Calving Interval (days) 3.60 -1.459 -5.25
Survival (%) 0.42 1.117 0.47
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index -1.05
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 0.47 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index -0.55
Live WT (kg) 1.80 -0.307 -0.55
Total Carbon Sub Index -3.57

* Based on an €80/tonne carbon price