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 8.00
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -7.50 -0.375 2.81
Prot (kg) -7.88 -0.441 3.48
Fertility Sub Index 7.75
Calving Interval (days) -4.41 -1.459 6.43
Survival (%) 1.18 1.117 1.32
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.82
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) -0.07 -0.432 0.03
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index 16.49

* Based on an €80/tonne carbon price