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 28.67
Milk (kg) -561.00 -0.014 7.85
Fat (kg) -28.24 -0.375 10.58
Prot (kg) -23.19 -0.441 10.24
Fertility Sub Index 8.40
Calving Interval (days) -4.73 -1.459 6.90
Survival (%) 1.34 1.117 1.50
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -0.36
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.56 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 40.15

* Based on an €80/tonne carbon price