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 4.09
Milk (kg) -261.00 -0.014 3.65
Fat (kg) 4.89 -0.375 -1.83
Prot (kg) -5.14 -0.441 2.27
Fertility Sub Index 4.40
Calving Interval (days) -2.32 -1.459 3.38
Survival (%) 0.91 1.117 1.02
Calving Sub Index 1.62
Gestation Length (days) -1.76 -0.919 1.62
Beef Sub Index 2.69
Carcass Weight (kg) -9.10 -0.528 4.80
Age of Slaughter (days) 4.88 -0.432 -2.11
Maintenance Sub Index Maint. Sub Index 8.03
Live WT (kg) -26.20 -0.307 8.03
Total Carbon Sub Index 20.83

* Based on an €80/tonne carbon price