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 4.25
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -3.39 -0.375 1.27
Prot (kg) -3.86 -0.441 1.70
Fertility Sub Index 9.08
Calving Interval (days) -5.20 -1.459 7.59
Survival (%) 1.34 1.117 1.50
Calving Sub Index 1.43
Gestation Length (days) -1.56 -0.919 1.43
Beef Sub Index 3.01
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) 0.47 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 22.29

* Based on an €80/tonne carbon price