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 -13.36
Milk (kg) 31.00 -0.014 -0.43
Fat (kg) 18.59 -0.375 -6.96
Prot (kg) 13.51 -0.441 -5.96
Fertility Sub Index 8.85
Calving Interval (days) -4.85 -1.459 7.08
Survival (%) 1.59 1.117 1.78
Calving Sub Index 4.63
Gestation Length (days) -5.04 -0.919 4.63
Beef Sub Index 4.10
Carcass Weight (kg) -10.80 -0.528 5.70
Age of Slaughter (days) 3.71 -0.432 -1.60
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 5.45

* Based on an €80/tonne carbon price