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 5.41
Milk (kg) -195.00 -0.014 2.73
Fat (kg) -1.59 -0.375 0.60
Prot (kg) -4.72 -0.441 2.08
Fertility Sub Index 3.75
Calving Interval (days) -2.04 -1.459 2.98
Survival (%) 0.69 1.117 0.77
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index 0.08
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.64 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 11.40

* Based on an €80/tonne carbon price