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 -1.04
Milk (kg) 55.00 -0.014 -0.77
Fat (kg) 1.38 -0.375 -0.52
Prot (kg) -0.57 -0.441 0.25
Fertility Sub Index -0.51
Calving Interval (days) 0.19 -1.459 -0.28
Survival (%) -0.21 1.117 -0.23
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.50
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 1.65 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index -1.72

* Based on an €80/tonne carbon price