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 2.01
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -1.68 -0.375 0.63
Prot (kg) -1.77 -0.441 0.78
Fertility Sub Index -0.08
Calving Interval (days) 0.07 -1.459 -0.10
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.34
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 3.27

* Based on an €80/tonne carbon price