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 4.72
Milk (kg) -194.00 -0.014 2.72
Fat (kg) 2.01 -0.375 -0.75
Prot (kg) -6.25 -0.441 2.76
Fertility Sub Index 9.68
Calving Interval (days) -6.61 -1.459 9.64
Survival (%) 0.03 1.117 0.03
Calving Sub Index -2.40
Gestation Length (days) 2.61 -0.919 -2.40
Beef Sub Index 1.86
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -1.14 -0.432 0.49
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 16.44

* Based on an €80/tonne carbon price