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 0.24
Milk (kg) -67.00 -0.014 0.94
Fat (kg) 4.12 -0.375 -1.54
Prot (kg) -1.91 -0.441 0.84
Fertility Sub Index 2.50
Calving Interval (days) -1.16 -1.459 1.69
Survival (%) 0.72 1.117 0.80
Calving Sub Index 0.85
Gestation Length (days) -0.93 -0.919 0.85
Beef Sub Index 0.53
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 4.15 -0.432 -1.79
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 7.55

* Based on an €80/tonne carbon price