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 3.03
Milk (kg) -35.00 -0.014 0.49
Fat (kg) -5.12 -0.375 1.92
Prot (kg) -1.41 -0.441 0.62
Fertility Sub Index 3.55
Calving Interval (days) -2.00 -1.459 2.92
Survival (%) 0.57 1.117 0.64
Calving Sub Index 3.06
Gestation Length (days) -3.33 -0.919 3.06
Beef Sub Index 1.36
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 4.66 -0.432 -2.01
Maintenance Sub Index Maint. Sub Index -1.78
Live WT (kg) 5.80 -0.307 -1.78
Total Carbon Sub Index 9.23

* Based on an €80/tonne carbon price