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 1.86
Milk (kg) -71.00 -0.014 0.99
Fat (kg) -3.24 -0.375 1.21
Prot (kg) 0.79 -0.441 -0.35
Fertility Sub Index 2.73
Calving Interval (days) -0.94 -1.459 1.37
Survival (%) 1.22 1.117 1.36
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 5.24
Carcass Weight (kg) -8.10 -0.528 4.27
Age of Slaughter (days) -2.23 -0.432 0.96
Maintenance Sub Index Maint. Sub Index 9.50
Live WT (kg) -31.00 -0.307 9.50
Total Carbon Sub Index 24.51

* Based on an €80/tonne carbon price