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 11.28
Milk (kg) -241.00 -0.014 3.37
Fat (kg) -10.56 -0.375 3.96
Prot (kg) -8.96 -0.441 3.95
Fertility Sub Index 4.66
Calving Interval (days) -2.86 -1.459 4.17
Survival (%) 0.44 1.117 0.49
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.31
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 3.40 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 22.92

* Based on an €80/tonne carbon price