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 5.94
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -4.97 -0.375 1.86
Prot (kg) -4.95 -0.441 2.18
Fertility Sub Index -1.44
Calving Interval (days) 1.18 -1.459 -1.72
Survival (%) 0.25 1.117 0.28
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -1.58
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 8.92 -0.432 -3.85
Maintenance Sub Index Maint. Sub Index 7.54
Live WT (kg) -24.60 -0.307 7.54
Total Carbon Sub Index 11.15

* Based on an €80/tonne carbon price