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 6.07
Milk (kg) -111.00 -0.014 1.55
Fat (kg) -5.82 -0.375 2.18
Prot (kg) -5.30 -0.441 2.34
Fertility Sub Index 2.01
Calving Interval (days) -0.61 -1.459 0.89
Survival (%) 1.00 1.117 1.12
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.37
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 0.86 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 19.53

* Based on an €80/tonne carbon price