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 8.70
Milk (kg) -216.00 -0.014 3.02
Fat (kg) -7.79 -0.375 2.92
Prot (kg) -6.24 -0.441 2.75
Fertility Sub Index 5.47
Calving Interval (days) -2.60 -1.459 3.79
Survival (%) 1.50 1.117 1.68
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.34
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 1.04 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 22.61

* Based on an €80/tonne carbon price