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 5.23
Milk (kg) -179.00 -0.014 2.51
Fat (kg) -0.84 -0.375 0.31
Prot (kg) -5.46 -0.441 2.41
Fertility Sub Index 2.58
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) 1.79 1.117 2.00
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 21.27
Carcass Weight (kg) -45.70 -0.528 24.11
Age of Slaughter (days) 6.58 -0.432 -2.84
Maintenance Sub Index Maint. Sub Index 33.20
Live WT (kg) -108.30 -0.307 33.20
Total Carbon Sub Index 63.06

* Based on an €80/tonne carbon price