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 14.24
Milk (kg) -238.00 -0.014 3.33
Fat (kg) -14.31 -0.375 5.36
Prot (kg) -12.57 -0.441 5.55
Fertility Sub Index 6.81
Calving Interval (days) -3.45 -1.459 5.03
Survival (%) 1.59 1.117 1.78
Calving Sub Index -3.78
Gestation Length (days) 4.11 -0.919 -3.78
Beef Sub Index 1.02
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) -2.25 -0.432 0.97
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 19.79

* Based on an €80/tonne carbon price