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 4.82
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -3.11 -0.375 1.16
Prot (kg) -3.18 -0.441 1.40
Fertility Sub Index 7.90
Calving Interval (days) -4.37 -1.459 6.38
Survival (%) 1.36 1.117 1.52
Calving Sub Index 0.44
Gestation Length (days) -0.48 -0.919 0.44
Beef Sub Index 2.85
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 1.10 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 4.17
Live WT (kg) -13.60 -0.307 4.17
Total Carbon Sub Index 20.18

* Based on an €80/tonne carbon price