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 15.78
Milk (kg) -366.00 -0.014 5.12
Fat (kg) -13.45 -0.375 5.04
Prot (kg) -12.73 -0.441 5.62
Fertility Sub Index 4.43
Calving Interval (days) -2.60 -1.459 3.79
Survival (%) 0.57 1.117 0.64
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index 4.33
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) -2.58 -0.432 1.11
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 30.01

* Based on an €80/tonne carbon price