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 4.84
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -5.16 -0.375 1.93
Prot (kg) -4.25 -0.441 1.88
Fertility Sub Index 3.70
Calving Interval (days) -2.38 -1.459 3.47
Survival (%) 0.20 1.117 0.22
Calving Sub Index -0.17
Gestation Length (days) 0.19 -0.919 -0.17
Beef Sub Index 0.41
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 10.71

* Based on an €80/tonne carbon price