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 1.38
Milk (kg) -56.00 -0.014 0.78
Fat (kg) 1.67 -0.375 -0.63
Prot (kg) -2.77 -0.441 1.22
Fertility Sub Index 5.59
Calving Interval (days) -3.00 -1.459 4.38
Survival (%) 1.09 1.117 1.22
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index 0.32
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 4.89 -0.432 -2.11
Maintenance Sub Index Maint. Sub Index 0.64
Live WT (kg) -2.10 -0.307 0.64
Total Carbon Sub Index 8.74

* Based on an €80/tonne carbon price