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 17.35
Milk (kg) -482.00 -0.014 6.75
Fat (kg) -13.29 -0.375 4.98
Prot (kg) -12.74 -0.441 5.62
Fertility Sub Index 5.81
Calving Interval (days) -3.70 -1.459 5.40
Survival (%) 0.37 1.117 0.41
Calving Sub Index -0.65
Gestation Length (days) 0.71 -0.919 -0.65
Beef Sub Index 1.89
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -0.23 -0.432 0.10
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 27.28

* Based on an €80/tonne carbon price