Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 1.39
Milk (kg) -30.00 -0.014 0.42
Fat (kg) 1.06 -0.375 -0.40
Prot (kg) -3.09 -0.441 1.36
Fertility Sub Index 1.33
Calving Interval (days) -0.59 -1.459 0.86
Survival (%) 0.42 1.117 0.47
Calving Sub Index -0.39
Gestation Length (days) 0.42 -0.919 -0.39
Beef Sub Index -0.28
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index -0.89
Live WT (kg) 2.90 -0.307 -0.89
Total Carbon Sub Index 1.17

* Based on an €80/tonne carbon price