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 1.48
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -1.03 -0.375 0.39
Prot (kg) -1.71 -0.441 0.75
Fertility Sub Index -0.58
Calving Interval (days) 0.17 -1.459 -0.25
Survival (%) -0.30 1.117 -0.34
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.23
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index 1.42

* Based on an €80/tonne carbon price