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 18.95
Milk (kg) -250.00 -0.014 3.50
Fat (kg) -19.77 -0.375 7.41
Prot (kg) -18.22 -0.441 8.04
Fertility Sub Index -1.26
Calving Interval (days) 0.34 -1.459 -0.50
Survival (%) -0.68 1.117 -0.76
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.18
Carcass Weight (kg) 2.80 -0.528 -1.48
Age of Slaughter (days) -0.68 -0.432 0.29
Maintenance Sub Index Maint. Sub Index -2.27
Live WT (kg) 7.40 -0.307 -2.27
Total Carbon Sub Index 13.69

* Based on an €80/tonne carbon price