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 3.98
Milk (kg) -191.00 -0.014 2.67
Fat (kg) 2.12 -0.375 -0.79
Prot (kg) -4.75 -0.441 2.10
Fertility Sub Index 0.97
Calving Interval (days) -1.19 -1.459 1.74
Survival (%) -0.69 1.117 -0.77
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index -4.19
Carcass Weight (kg) 5.40 -0.528 -2.85
Age of Slaughter (days) 3.10 -0.432 -1.34
Maintenance Sub Index Maint. Sub Index -5.36
Live WT (kg) 17.50 -0.307 -5.36
Total Carbon Sub Index -3.77

* Based on an €80/tonne carbon price