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 5.42
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -3.71 -0.375 1.39
Prot (kg) -3.64 -0.441 1.61
Fertility Sub Index 4.12
Calving Interval (days) -3.12 -1.459 4.55
Survival (%) -0.39 1.117 -0.44
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index 2.41
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) -0.45 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 14.71

* Based on an €80/tonne carbon price