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 6.42
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -6.22 -0.375 2.33
Prot (kg) -5.71 -0.441 2.52
Fertility Sub Index 8.34
Calving Interval (days) -4.76 -1.459 6.95
Survival (%) 1.25 1.117 1.40
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index -1.01
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 1.37 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 16.70

* Based on an €80/tonne carbon price