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 -3.91
Milk (kg) 75.00 -0.014 -1.05
Fat (kg) 5.54 -0.375 -2.08
Prot (kg) 1.78 -0.441 -0.79
Fertility Sub Index -3.05
Calving Interval (days) 1.51 -1.459 -2.20
Survival (%) -0.76 1.117 -0.85
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.03
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 0.80 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index -5.69

* Based on an €80/tonne carbon price