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 2.92
Milk (kg) -63.00 -0.014 0.88
Fat (kg) -2.28 -0.375 0.85
Prot (kg) -2.69 -0.441 1.19
Fertility Sub Index -1.58
Calving Interval (days) 0.77 -1.459 -1.12
Survival (%) -0.41 1.117 -0.46
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.16
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.50 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 12.13

* Based on an €80/tonne carbon price