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 2.67
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -2.53 -0.375 0.95
Prot (kg) -1.34 -0.441 0.59
Fertility Sub Index -1.85
Calving Interval (days) 1.34 -1.459 -1.96
Survival (%) 0.09 1.117 0.10
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 1.85
Carcass Weight (kg) -11.20 -0.528 5.91
Age of Slaughter (days) 9.41 -0.432 -4.06
Maintenance Sub Index Maint. Sub Index 11.37
Live WT (kg) -37.10 -0.307 11.37
Total Carbon Sub Index 14.80

* Based on an €80/tonne carbon price