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 0.66
Milk (kg) 0.00 -0.014 0.00
Fat (kg) -1.37 -0.375 0.51
Prot (kg) -0.34 -0.441 0.15
Fertility Sub Index 0.18
Calving Interval (days) -0.11 -1.459 0.16
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.48
Gestation Length (days) 0.52 -0.919 -0.48
Beef Sub Index 1.32
Carcass Weight (kg) -2.55 -0.528 1.35
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 2.47
Live WT (kg) -8.05 -0.307 2.47
Total Carbon Sub Index 4.16

* Based on an €80/tonne carbon price