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 2.76
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -0.96 -0.375 0.36
Prot (kg) -2.33 -0.441 1.03
Fertility Sub Index 3.91
Calving Interval (days) -2.18 -1.459 3.18
Survival (%) 0.65 1.117 0.73
Calving Sub Index -0.29
Gestation Length (days) 0.32 -0.919 -0.29
Beef Sub Index 0.55
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.57 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 9.83

* Based on an €80/tonne carbon price