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 10.06
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -10.96 -0.375 4.11
Prot (kg) -10.28 -0.441 4.54
Fertility Sub Index -0.71
Calving Interval (days) 0.02 -1.459 -0.03
Survival (%) -0.61 1.117 -0.68
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index 0.63
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 13.92

* Based on an €80/tonne carbon price