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 1.42
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -2.36 -0.375 0.88
Prot (kg) 0.22 -0.441 -0.10
Fertility Sub Index 7.25
Calving Interval (days) -3.73 -1.459 5.44
Survival (%) 1.62 1.117 1.81
Calving Sub Index 0.04
Gestation Length (days) -0.04 -0.919 0.04
Beef Sub Index 3.29
Carcass Weight (kg) -8.10 -0.528 4.27
Age of Slaughter (days) 2.28 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 8.46
Live WT (kg) -27.60 -0.307 8.46
Total Carbon Sub Index 20.46

* Based on an €80/tonne carbon price