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 19.54
Milk (kg) -492.00 -0.014 6.89
Fat (kg) -15.90 -0.375 5.96
Prot (kg) -15.18 -0.441 6.70
Fertility Sub Index 12.10
Calving Interval (days) -6.14 -1.459 8.96
Survival (%) 2.81 1.117 3.14
Calving Sub Index -2.26
Gestation Length (days) 2.46 -0.919 -2.26
Beef Sub Index -1.88
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 5.20 -0.432 -2.24
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 33.76

* Based on an €80/tonne carbon price