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 3.91
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -2.08 -0.375 0.78
Prot (kg) -3.61 -0.441 1.59
Fertility Sub Index 2.45
Calving Interval (days) -1.14 -1.459 1.66
Survival (%) 0.70 1.117 0.78
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.13
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 4.21 -0.432 -1.82
Maintenance Sub Index Maint. Sub Index 5.82
Live WT (kg) -19.00 -0.307 5.82
Total Carbon Sub Index 15.75

* Based on an €80/tonne carbon price