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 21.44
Milk (kg) -344.00 -0.014 4.82
Fat (kg) -23.35 -0.375 8.75
Prot (kg) -17.86 -0.441 7.88
Fertility Sub Index 6.85
Calving Interval (days) -4.68 -1.459 6.83
Survival (%) 0.02 1.117 0.02
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 3.36
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) -2.52 -0.432 1.09
Maintenance Sub Index Maint. Sub Index 8.86
Live WT (kg) -28.90 -0.307 8.86
Total Carbon Sub Index 41.29

* Based on an €80/tonne carbon price