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 -7.11
Milk (kg) 50.00 -0.014 -0.70
Fat (kg) 9.65 -0.375 -3.61
Prot (kg) 6.33 -0.441 -2.79
Fertility Sub Index 3.80
Calving Interval (days) -1.75 -1.459 2.55
Survival (%) 1.12 1.117 1.25
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.65
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 0.93 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 3.73

* Based on an €80/tonne carbon price