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 5.50
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -2.62 -0.375 0.98
Prot (kg) -4.74 -0.441 2.09
Fertility Sub Index 4.34
Calving Interval (days) -1.74 -1.459 2.54
Survival (%) 1.61 1.117 1.80
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index -1.49
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 8.45 -0.432 -3.65
Maintenance Sub Index Maint. Sub Index 7.48
Live WT (kg) -24.40 -0.307 7.48
Total Carbon Sub Index 16.60

* Based on an €80/tonne carbon price