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 5.55
Milk (kg) -73.00 -0.014 1.02
Fat (kg) -3.92 -0.375 1.47
Prot (kg) -6.94 -0.441 3.06
Fertility Sub Index -1.42
Calving Interval (days) 0.46 -1.459 -0.67
Survival (%) -0.67 1.117 -0.75
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index 0.11
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 3.90 -0.432 -1.68
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 5.97

* Based on an €80/tonne carbon price