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 12.09
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -12.34 -0.375 4.62
Prot (kg) -13.12 -0.441 5.79
Fertility Sub Index 9.89
Calving Interval (days) -5.69 -1.459 8.30
Survival (%) 1.42 1.117 1.59
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 0.38
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.95 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 25.13

* Based on an €80/tonne carbon price