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 2.78
Milk (kg) -33.00 -0.014 0.46
Fat (kg) 0.27 -0.375 -0.10
Prot (kg) -5.47 -0.441 2.41
Fertility Sub Index 1.04
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) 0.20 1.117 0.22
Calving Sub Index -0.35
Gestation Length (days) 0.38 -0.919 -0.35
Beef Sub Index -2.08
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) 2.25 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index -1.13
Live WT (kg) 3.70 -0.307 -1.13
Total Carbon Sub Index 0.25

* Based on an €80/tonne carbon price