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 12.37
Milk (kg) -58.00 -0.014 0.81
Fat (kg) -17.63 -0.375 6.60
Prot (kg) -11.23 -0.441 4.96
Fertility Sub Index -1.39
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) -2.58 1.117 -2.88
Calving Sub Index -1.37
Gestation Length (days) 1.49 -0.919 -1.37
Beef Sub Index 1.50
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 5.20 -0.432 -2.24
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 13.68

* Based on an €80/tonne carbon price