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 -3.83
Milk (kg) 95.00 -0.014 -1.33
Fat (kg) 4.18 -0.375 -1.57
Prot (kg) 2.11 -0.441 -0.93
Fertility Sub Index 0.20
Calving Interval (days) -0.15 -1.459 0.22
Survival (%) -0.02 1.117 -0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.03
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.65 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index -2.57

* Based on an €80/tonne carbon price