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 5.78
Milk (kg) -219.00 -0.014 3.07
Fat (kg) -2.91 -0.375 1.09
Prot (kg) -3.67 -0.441 1.62
Fertility Sub Index 3.87
Calving Interval (days) -1.95 -1.459 2.85
Survival (%) 0.92 1.117 1.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.42
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.11 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 11.22

* Based on an €80/tonne carbon price