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 8.60
Milk (kg) -265.00 -0.014 3.71
Fat (kg) -6.42 -0.375 2.40
Prot (kg) -5.64 -0.441 2.49
Fertility Sub Index 5.58
Calving Interval (days) -2.15 -1.459 3.14
Survival (%) 2.19 1.117 2.45
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index -0.56
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index -0.49
Live WT (kg) 1.60 -0.307 -0.49
Total Carbon Sub Index 13.53

* Based on an €80/tonne carbon price