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 19.24
Milk (kg) -314.00 -0.014 4.40
Fat (kg) -20.79 -0.375 7.79
Prot (kg) -16.00 -0.441 7.06
Fertility Sub Index 4.17
Calving Interval (days) -1.78 -1.459 2.60
Survival (%) 1.41 1.117 1.58
Calving Sub Index -1.11
Gestation Length (days) 1.21 -0.919 -1.11
Beef Sub Index -0.86
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 2.84 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 25.68

* Based on an €80/tonne carbon price