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 12.27
Milk (kg) -506.00 -0.014 7.08
Fat (kg) 1.60 -0.375 -0.60
Prot (kg) -13.10 -0.441 5.78
Fertility Sub Index 5.85
Calving Interval (days) -3.10 -1.459 4.52
Survival (%) 1.19 1.117 1.33
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index -1.65
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 8.35 -0.432 -3.60
Maintenance Sub Index Maint. Sub Index 7.20
Live WT (kg) -23.50 -0.307 7.20
Total Carbon Sub Index 24.48

* Based on an €80/tonne carbon price