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 -2.41
Milk (kg) 119.00 -0.014 -1.67
Fat (kg) -0.80 -0.375 0.30
Prot (kg) 2.37 -0.441 -1.05
Fertility Sub Index -3.06
Calving Interval (days) 1.87 -1.459 -2.73
Survival (%) -0.30 1.117 -0.34
Calving Sub Index 0.28
Gestation Length (days) -0.31 -0.919 0.28
Beef Sub Index 0.59
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.30 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index -3.83

* Based on an €80/tonne carbon price