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 0.42
Milk (kg) -14.00 -0.014 0.20
Fat (kg) -0.20 -0.375 0.07
Prot (kg) -0.33 -0.441 0.15
Fertility Sub Index 0.58
Calving Interval (days) -0.41 -1.459 0.60
Survival (%) -0.02 1.117 -0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.18
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.65 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 2.79

* Based on an €80/tonne carbon price