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 -2.04
Milk (kg) 86.00 -0.014 -1.20
Fat (kg) 3.25 -0.375 -1.22
Prot (kg) -0.87 -0.441 0.38
Fertility Sub Index 0.73
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) 0.09 1.117 0.10
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.32
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index -0.77

* Based on an €80/tonne carbon price