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 24.82
Milk (kg) -634.00 -0.014 8.88
Fat (kg) -20.50 -0.375 7.68
Prot (kg) -18.72 -0.441 8.26
Fertility Sub Index 3.17
Calving Interval (days) -1.75 -1.459 2.55
Survival (%) 0.55 1.117 0.61
Calving Sub Index -0.88
Gestation Length (days) 0.96 -0.919 -0.88
Beef Sub Index 0.39
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.53 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 30.29

* Based on an €80/tonne carbon price