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 5.59
Milk (kg) -289.00 -0.014 4.05
Fat (kg) 3.30 -0.375 -1.24
Prot (kg) -6.30 -0.441 2.78
Fertility Sub Index 3.76
Calving Interval (days) -1.64 -1.459 2.39
Survival (%) 1.22 1.117 1.36
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index 0.46
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.51 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 12.12

* Based on an €80/tonne carbon price