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 17.85
Milk (kg) -426.00 -0.014 5.96
Fat (kg) -15.19 -0.375 5.69
Prot (kg) -14.05 -0.441 6.20
Fertility Sub Index 5.21
Calving Interval (days) -2.40 -1.459 3.50
Survival (%) 1.53 1.117 1.71
Calving Sub Index -0.85
Gestation Length (days) 0.92 -0.919 -0.85
Beef Sub Index -2.74
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) 3.79 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 23.19

* Based on an €80/tonne carbon price