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 2.22
Milk (kg) -84.00 -0.014 1.18
Fat (kg) 1.57 -0.375 -0.59
Prot (kg) -3.70 -0.441 1.63
Fertility Sub Index -0.33
Calving Interval (days) 0.64 -1.459 -0.93
Survival (%) 0.54 1.117 0.60
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -1.57
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 5.83 -0.432 -2.52
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 2.75

* Based on an €80/tonne carbon price