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 -2.28
Milk (kg) 132.00 -0.014 -1.85
Fat (kg) -1.88 -0.375 0.70
Prot (kg) 2.57 -0.441 -1.13
Fertility Sub Index 6.01
Calving Interval (days) -3.53 -1.459 5.15
Survival (%) 0.77 1.117 0.86
Calving Sub Index 3.71
Gestation Length (days) -4.04 -0.919 3.71
Beef Sub Index 0.72
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 0.78 -0.432 -0.34
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 9.39

* Based on an €80/tonne carbon price