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 15.91
Milk (kg) -344.00 -0.014 4.82
Fat (kg) -13.48 -0.375 5.05
Prot (kg) -13.69 -0.441 6.04
Fertility Sub Index 7.04
Calving Interval (days) -4.09 -1.459 5.97
Survival (%) 0.96 1.117 1.07
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -0.16
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 26.04

* Based on an €80/tonne carbon price