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 5.79
Milk (kg) -188.00 -0.014 2.63
Fat (kg) 0.68 -0.375 -0.25
Prot (kg) -7.74 -0.441 3.42
Fertility Sub Index -5.86
Calving Interval (days) 2.73 -1.459 -3.98
Survival (%) -1.68 1.117 -1.88
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index 1.53
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 0.98 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index 3.31

* Based on an €80/tonne carbon price