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 7.88
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -7.20 -0.375 2.70
Prot (kg) -7.06 -0.441 3.12
Fertility Sub Index 7.06
Calving Interval (days) -3.88 -1.459 5.66
Survival (%) 1.25 1.117 1.40
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.91
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.75 -0.432 0.32
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 18.65

* Based on an €80/tonne carbon price