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 25.45
Milk (kg) -390.00 -0.014 5.46
Fat (kg) -28.40 -0.375 10.64
Prot (kg) -21.18 -0.441 9.35
Fertility Sub Index 5.41
Calving Interval (days) -2.48 -1.459 3.62
Survival (%) 1.60 1.117 1.79
Calving Sub Index -1.26
Gestation Length (days) 1.37 -0.919 -1.26
Beef Sub Index -1.96
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 5.39 -0.432 -2.33
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 33.31

* Based on an €80/tonne carbon price