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 1.72
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -2.77 -0.375 1.04
Prot (kg) -0.18 -0.441 0.08
Fertility Sub Index -0.46
Calving Interval (days) 1.25 -1.459 -1.82
Survival (%) 1.22 1.117 1.36
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index -2.13
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 8.12 -0.432 -3.51
Maintenance Sub Index Maint. Sub Index 6.81
Live WT (kg) -22.20 -0.307 6.81
Total Carbon Sub Index 5.65

* Based on an €80/tonne carbon price