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 8.67
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -7.30 -0.375 2.73
Prot (kg) -9.07 -0.441 4.00
Fertility Sub Index -6.58
Calving Interval (days) 3.40 -1.459 -4.96
Survival (%) -1.45 1.117 -1.62
Calving Sub Index 1.83
Gestation Length (days) -1.99 -0.919 1.83
Beef Sub Index 1.15
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 3.32 -0.432 -1.43
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 9.15

* Based on an €80/tonne carbon price