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 5.25
Milk (kg) -89.00 -0.014 1.25
Fat (kg) -3.51 -0.375 1.31
Prot (kg) -6.10 -0.441 2.69
Fertility Sub Index 11.39
Calving Interval (days) -6.48 -1.459 9.45
Survival (%) 1.73 1.117 1.93
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.26
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.47 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 17.47

* Based on an €80/tonne carbon price