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 12.34
Milk (kg) -258.00 -0.014 3.61
Fat (kg) -13.24 -0.375 4.96
Prot (kg) -8.53 -0.441 3.76
Fertility Sub Index 3.36
Calving Interval (days) -1.94 -1.459 2.83
Survival (%) 0.47 1.117 0.53
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.61
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 4.21 -0.432 -1.82
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 23.41

* Based on an €80/tonne carbon price