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 0.02
Milk (kg) -108.00 -0.014 1.51
Fat (kg) 3.30 -0.375 -1.24
Prot (kg) 0.57 -0.441 -0.25
Fertility Sub Index -3.08
Calving Interval (days) 2.33 -1.459 -3.40
Survival (%) 0.29 1.117 0.32
Calving Sub Index 0.29
Gestation Length (days) -0.32 -0.919 0.29
Beef Sub Index 0.70
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 5.09 -0.432 -2.20
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 2.54

* Based on an €80/tonne carbon price