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 -7.00
Milk (kg) 86.00 -0.014 -1.20
Fat (kg) 8.23 -0.375 -3.08
Prot (kg) 6.15 -0.441 -2.71
Fertility Sub Index 1.67
Calving Interval (days) -0.92 -1.459 1.34
Survival (%) 0.29 1.117 0.32
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.67
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.29 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 1.92

* Based on an €80/tonne carbon price