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 1.22
Milk (kg) -181.00 -0.014 2.53
Fat (kg) 3.20 -0.375 -1.20
Prot (kg) 0.26 -0.441 -0.11
Fertility Sub Index 1.91
Calving Interval (days) -1.39 -1.459 2.03
Survival (%) -0.11 1.117 -0.12
Calving Sub Index 2.68
Gestation Length (days) -2.92 -0.919 2.68
Beef Sub Index 2.47
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) -1.32 -0.432 0.57
Maintenance Sub Index Maint. Sub Index -2.45
Live WT (kg) 8.00 -0.307 -2.45
Total Carbon Sub Index 5.82

* Based on an €80/tonne carbon price