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) -37.00 -0.014 0.52
Fat (kg) 1.73 -0.375 -0.65
Prot (kg) -2.25 -0.441 0.99
Fertility Sub Index 2.32
Calving Interval (days) -1.23 -1.459 1.79
Survival (%) 0.47 1.117 0.53
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.64
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 2.10 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 3.78

* Based on an €80/tonne carbon price