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 8.88
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -8.47 -0.375 3.17
Prot (kg) -8.39 -0.441 3.70
Fertility Sub Index 8.96
Calving Interval (days) -5.21 -1.459 7.60
Survival (%) 1.22 1.117 1.36
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index 0.23
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 0.81 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 21.15

* Based on an €80/tonne carbon price