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 3.66
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -2.63 -0.375 0.99
Prot (kg) -3.50 -0.441 1.54
Fertility Sub Index 2.42
Calving Interval (days) -2.05 -1.459 2.99
Survival (%) -0.51 1.117 -0.57
Calving Sub Index 0.88
Gestation Length (days) -0.96 -0.919 0.88
Beef Sub Index 2.37
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) -0.24 -0.432 0.10
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 12.74

* Based on an €80/tonne carbon price