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 7.57
Milk (kg) -182.00 -0.014 2.55
Fat (kg) -5.88 -0.375 2.20
Prot (kg) -6.38 -0.441 2.82
Fertility Sub Index 5.71
Calving Interval (days) -2.89 -1.459 4.22
Survival (%) 1.34 1.117 1.50
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.24
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 3.60 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 6.77
Live WT (kg) -22.10 -0.307 6.77
Total Carbon Sub Index 24.10

* Based on an €80/tonne carbon price