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 4.38
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -3.29 -0.375 1.23
Prot (kg) -4.06 -0.441 1.79
Fertility Sub Index -1.42
Calving Interval (days) 0.70 -1.459 -1.02
Survival (%) -0.36 1.117 -0.40
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 0.76
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.42 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 13.23

* Based on an €80/tonne carbon price