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 6.80
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -5.84 -0.375 2.19
Prot (kg) -5.67 -0.441 2.50
Fertility Sub Index -2.49
Calving Interval (days) 0.27 -1.459 -0.39
Survival (%) -1.88 1.117 -2.10
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 2.21
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 0.62 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 10.13

* Based on an €80/tonne carbon price