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 7.82
Milk (kg) -269.00 -0.014 3.77
Fat (kg) -4.46 -0.375 1.67
Prot (kg) -5.41 -0.441 2.39
Fertility Sub Index 3.20
Calving Interval (days) -3.46 -1.459 5.05
Survival (%) -1.65 1.117 -1.84
Calving Sub Index -0.02
Gestation Length (days) 0.02 -0.919 -0.02
Beef Sub Index 1.46
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -0.45 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index 12.59

* Based on an €80/tonne carbon price