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 7.23
Milk (kg) -129.00 -0.014 1.81
Fat (kg) -6.88 -0.375 2.58
Prot (kg) -6.45 -0.441 2.85
Fertility Sub Index -0.17
Calving Interval (days) -0.48 -1.459 0.70
Survival (%) -0.78 1.117 -0.87
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index 1.62
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 0.41 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 13.34

* Based on an €80/tonne carbon price