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 3.40
Milk (kg) -80.00 -0.014 1.12
Fat (kg) -2.10 -0.375 0.79
Prot (kg) -3.39 -0.441 1.50
Fertility Sub Index 6.45
Calving Interval (days) -5.27 -1.459 7.69
Survival (%) -1.11 1.117 -1.24
Calving Sub Index -1.73
Gestation Length (days) 1.88 -0.919 -1.73
Beef Sub Index -0.11
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) -2.43 -0.432 1.05
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 10.58

* Based on an €80/tonne carbon price