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 13.70
Milk (kg) -381.00 -0.014 5.33
Fat (kg) -6.54 -0.375 2.45
Prot (kg) -13.40 -0.441 5.91
Fertility Sub Index 11.52
Calving Interval (days) -6.18 -1.459 9.02
Survival (%) 2.24 1.117 2.50
Calving Sub Index 0.47
Gestation Length (days) -0.51 -0.919 0.47
Beef Sub Index -0.23
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 0.66 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 26.71

* Based on an €80/tonne carbon price