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 -1.71
Milk (kg) 38.00 -0.014 -0.53
Fat (kg) 0.19 -0.375 -0.07
Prot (kg) 2.50 -0.441 -1.10
Fertility Sub Index -1.45
Calving Interval (days) 0.75 -1.459 -1.09
Survival (%) -0.32 1.117 -0.36
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index -0.41
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 4.38 -0.432 -1.89
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -3.24

* Based on an €80/tonne carbon price