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 10.25
Milk (kg) -178.00 -0.014 2.49
Fat (kg) -11.89 -0.375 4.45
Prot (kg) -7.49 -0.441 3.31
Fertility Sub Index 6.46
Calving Interval (days) -3.20 -1.459 4.67
Survival (%) 1.60 1.117 1.79
Calving Sub Index -1.03
Gestation Length (days) 1.12 -0.919 -1.03
Beef Sub Index -1.93
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 5.32 -0.432 -2.30
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 15.92

* Based on an €80/tonne carbon price