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 14.98
Milk (kg) -314.00 -0.014 4.40
Fat (kg) -12.12 -0.375 4.54
Prot (kg) -13.70 -0.441 6.05
Fertility Sub Index 1.88
Calving Interval (days) -0.75 -1.459 1.09
Survival (%) 0.70 1.117 0.78
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index 2.21
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -1.95 -0.432 0.84
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 21.68

* Based on an €80/tonne carbon price