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 0.86
Milk (kg) -50.00 -0.014 0.70
Fat (kg) 0.40 -0.375 -0.15
Prot (kg) -0.70 -0.441 0.31
Fertility Sub Index 3.69
Calving Interval (days) -2.07 -1.459 3.02
Survival (%) 0.60 1.117 0.67
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.27
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 6.23

* Based on an €80/tonne carbon price