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 -3.63
Milk (kg) 30.00 -0.014 -0.42
Fat (kg) 7.53 -0.375 -2.82
Prot (kg) 0.89 -0.441 -0.39
Fertility Sub Index 1.41
Calving Interval (days) -0.34 -1.459 0.50
Survival (%) 0.82 1.117 0.92
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index 0.56
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.17 -0.432 -0.07
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index -0.79

* Based on an €80/tonne carbon price