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 4.28
Milk (kg) -418.00 -0.014 5.85
Fat (kg) 7.91 -0.375 -2.96
Prot (kg) -3.14 -0.441 1.39
Fertility Sub Index -2.15
Calving Interval (days) 1.23 -1.459 -1.79
Survival (%) -0.32 1.117 -0.36
Calving Sub Index 2.67
Gestation Length (days) -2.90 -0.919 2.67
Beef Sub Index 11.67
Carcass Weight (kg) -26.60 -0.528 14.03
Age of Slaughter (days) 5.47 -0.432 -2.36
Maintenance Sub Index Maint. Sub Index 20.42
Live WT (kg) -66.60 -0.307 20.42
Total Carbon Sub Index 36.88

* Based on an €80/tonne carbon price