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 1.45
Milk (kg) 25.00 -0.014 -0.35
Fat (kg) -2.81 -0.375 1.05
Prot (kg) -1.70 -0.441 0.75
Fertility Sub Index 7.36
Calving Interval (days) -3.82 -1.459 5.57
Survival (%) 1.60 1.117 1.79
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -2.78
Carcass Weight (kg) 6.40 -0.528 -3.38
Age of Slaughter (days) -1.37 -0.432 0.59
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index 8.71

* Based on an €80/tonne carbon price