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 2.13
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -4.25 -0.375 1.59
Prot (kg) 0.36 -0.441 -0.16
Fertility Sub Index 3.40
Calving Interval (days) -0.82 -1.459 1.20
Survival (%) 1.97 1.117 2.20
Calving Sub Index 2.15
Gestation Length (days) -2.34 -0.919 2.15
Beef Sub Index -0.79
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 0.36 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 9.83

* Based on an €80/tonne carbon price