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 -1.23
Milk (kg) 30.00 -0.014 -0.42
Fat (kg) 1.40 -0.375 -0.52
Prot (kg) 0.64 -0.441 -0.28
Fertility Sub Index -0.85
Calving Interval (days) 0.39 -1.459 -0.57
Survival (%) -0.25 1.117 -0.28
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.40
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index -1.65

* Based on an €80/tonne carbon price