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 2.65
Milk (kg) -148.00 -0.014 2.07
Fat (kg) 1.74 -0.375 -0.65
Prot (kg) -2.79 -0.441 1.23
Fertility Sub Index 6.88
Calving Interval (days) -3.65 -1.459 5.33
Survival (%) 1.39 1.117 1.55
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 0.97
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 2.77 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 19.14

* Based on an €80/tonne carbon price