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 8.80
Milk (kg) -302.00 -0.014 4.23
Fat (kg) -6.01 -0.375 2.25
Prot (kg) -5.25 -0.441 2.32
Fertility Sub Index 6.27
Calving Interval (days) -4.57 -1.459 6.67
Survival (%) -0.36 1.117 -0.40
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.23
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 5.46 -0.432 -2.36
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 24.89

* Based on an €80/tonne carbon price