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 14.55
Milk (kg) -381.00 -0.014 5.33
Fat (kg) -9.13 -0.375 3.42
Prot (kg) -13.13 -0.441 5.80
Fertility Sub Index -1.30
Calving Interval (days) 1.06 -1.459 -1.55
Survival (%) 0.22 1.117 0.25
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index -1.73
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 8.65 -0.432 -3.73
Maintenance Sub Index Maint. Sub Index 7.11
Live WT (kg) -23.20 -0.307 7.11
Total Carbon Sub Index 19.42

* Based on an €80/tonne carbon price