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 2.12
Milk (kg) -62.00 -0.014 0.87
Fat (kg) -2.69 -0.375 1.01
Prot (kg) -0.56 -0.441 0.25
Fertility Sub Index -0.38
Calving Interval (days) 1.22 -1.459 -1.78
Survival (%) 1.25 1.117 1.40
Calving Sub Index -0.58
Gestation Length (days) 0.63 -0.919 -0.58
Beef Sub Index -1.28
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 7.37 -0.432 -3.18
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 5.97

* Based on an €80/tonne carbon price