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 -4.80
Milk (kg) 66.00 -0.014 -0.92
Fat (kg) 8.91 -0.375 -3.34
Prot (kg) 1.22 -0.441 -0.54
Fertility Sub Index -0.80
Calving Interval (days) 0.80 -1.459 -1.17
Survival (%) 0.33 1.117 0.37
Calving Sub Index -0.20
Gestation Length (days) 0.22 -0.919 -0.20
Beef Sub Index -0.06
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 0.62 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index -4.81

* Based on an €80/tonne carbon price