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 2.40
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -0.58 -0.375 0.22
Prot (kg) -4.37 -0.441 1.93
Fertility Sub Index -7.39
Calving Interval (days) 3.83 -1.459 -5.59
Survival (%) -1.61 1.117 -1.80
Calving Sub Index 0.88
Gestation Length (days) -0.96 -0.919 0.88
Beef Sub Index -0.60
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 5.17 -0.432 -2.23
Maintenance Sub Index Maint. Sub Index -0.55
Live WT (kg) 1.80 -0.307 -0.55
Total Carbon Sub Index -5.25

* Based on an €80/tonne carbon price