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 3.72
Milk (kg) -62.00 -0.014 0.87
Fat (kg) -3.10 -0.375 1.16
Prot (kg) -3.82 -0.441 1.69
Fertility Sub Index 0.25
Calving Interval (days) -0.18 -1.459 0.26
Survival (%) -0.01 1.117 -0.01
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.85
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.35 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index 5.95

* Based on an €80/tonne carbon price