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 3.59
Milk (kg) 88.00 -0.014 -1.23
Fat (kg) -11.45 -0.375 4.29
Prot (kg) -1.20 -0.441 0.53
Fertility Sub Index 1.12
Calving Interval (days) -0.60 -1.459 0.88
Survival (%) 0.22 1.117 0.25
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.82
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index -0.18
Live WT (kg) 0.60 -0.307 -0.18
Total Carbon Sub Index 4.88

* Based on an €80/tonne carbon price