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 1.60
Milk (kg) -56.00 -0.014 0.78
Fat (kg) -3.25 -0.375 1.22
Prot (kg) 0.92 -0.441 -0.41
Fertility Sub Index 1.81
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) 0.08 1.117 0.09
Calving Sub Index -0.16
Gestation Length (days) 0.17 -0.919 -0.16
Beef Sub Index -0.04
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 4.00 -0.432 -1.73
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 4.37

* Based on an €80/tonne carbon price