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 -1.27
Calving Interval (days) 1.03 -1.459 -1.50
Survival (%) 0.21 1.117 0.23
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index -1.55
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 8.59 -0.432 -3.71
Maintenance Sub Index Maint. Sub Index 7.20
Live WT (kg) -23.50 -0.307 7.20
Total Carbon Sub Index 19.73

* Based on an €80/tonne carbon price