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 1.20
Milk (kg) -55.00 -0.014 0.77
Fat (kg) 0.29 -0.375 -0.11
Prot (kg) -1.23 -0.441 0.54
Fertility Sub Index 4.44
Calving Interval (days) -2.73 -1.459 3.98
Survival (%) 0.41 1.117 0.46
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index 1.32
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.25 -0.432 -0.11
Maintenance Sub Index Maint. Sub Index 3.19
Live WT (kg) -10.40 -0.307 3.19
Total Carbon Sub Index 9.96

* Based on an €80/tonne carbon price