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 5.69
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -5.90 -0.375 2.21
Prot (kg) -3.96 -0.441 1.75
Fertility Sub Index 4.96
Calving Interval (days) -2.36 -1.459 3.44
Survival (%) 1.36 1.117 1.52
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -2.02
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) 2.47 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 15.12

* Based on an €80/tonne carbon price