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 3.54
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -2.46 -0.375 0.92
Prot (kg) -3.14 -0.441 1.39
Fertility Sub Index 0.79
Calving Interval (days) -0.28 -1.459 0.41
Survival (%) 0.34 1.117 0.38
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.10
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.42 -0.432 -1.48
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 13.15

* Based on an €80/tonne carbon price