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 0.59
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -0.79 -0.375 0.30
Prot (kg) -0.19 -0.441 0.08
Fertility Sub Index -0.45
Calving Interval (days) 1.24 -1.459 -1.81
Survival (%) 1.22 1.117 1.36
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index -2.08
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 8.23 -0.432 -3.55
Maintenance Sub Index Maint. Sub Index 6.56
Live WT (kg) -21.40 -0.307 6.56
Total Carbon Sub Index 4.34

* Based on an €80/tonne carbon price