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 2.04
Milk (kg) -115.00 -0.014 1.61
Fat (kg) 1.21 -0.375 -0.45
Prot (kg) -1.99 -0.441 0.88
Fertility Sub Index -1.92
Calving Interval (days) 0.27 -1.459 -0.39
Survival (%) -1.37 1.117 -1.53
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.42
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.12 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 2.31

* Based on an €80/tonne carbon price