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 21.38
Milk (kg) -336.00 -0.014 4.70
Fat (kg) -24.12 -0.375 9.03
Prot (kg) -17.32 -0.441 7.64
Fertility Sub Index 3.75
Calving Interval (days) -1.73 -1.459 2.52
Survival (%) 1.10 1.117 1.23
Calving Sub Index -1.78
Gestation Length (days) 1.94 -0.919 -1.78
Beef Sub Index -1.78
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 3.89 -0.432 -1.68
Maintenance Sub Index Maint. Sub Index 3.19
Live WT (kg) -10.40 -0.307 3.19
Total Carbon Sub Index 24.76

* Based on an €80/tonne carbon price