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 6.75
Milk (kg) -196.00 -0.014 2.74
Fat (kg) -6.25 -0.375 2.34
Prot (kg) -3.77 -0.441 1.66
Fertility Sub Index -1.20
Calving Interval (days) 1.39 -1.459 -2.03
Survival (%) 0.74 1.117 0.83
Calving Sub Index -1.31
Gestation Length (days) 1.43 -0.919 -1.31
Beef Sub Index 1.50
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 3.49 -0.432 -1.51
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 11.34

* Based on an €80/tonne carbon price