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 9.89
Milk (kg) -244.00 -0.014 3.42
Fat (kg) -9.21 -0.375 3.45
Prot (kg) -6.85 -0.441 3.02
Fertility Sub Index 1.40
Calving Interval (days) -0.30 -1.459 0.44
Survival (%) 0.86 1.117 0.96
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.66
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.27 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 20.57

* Based on an €80/tonne carbon price