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 -4.93
Milk (kg) 173.00 -0.014 -2.42
Fat (kg) 3.50 -0.375 -1.31
Prot (kg) 2.72 -0.441 -1.20
Fertility Sub Index -6.42
Calving Interval (days) 3.14 -1.459 -4.58
Survival (%) -1.65 1.117 -1.84
Calving Sub Index 0.41
Gestation Length (days) -0.45 -0.919 0.41
Beef Sub Index 0.57
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.09 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index -8.64

* Based on an €80/tonne carbon price