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 5.84
Milk (kg) -233.00 -0.014 3.26
Fat (kg) -1.39 -0.375 0.52
Prot (kg) -4.66 -0.441 2.06
Fertility Sub Index 3.05
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) 1.19 1.117 1.33
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.58
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 21.93

* Based on an €80/tonne carbon price