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 1.47
Milk (kg) -82.00 -0.014 1.15
Fat (kg) 3.72 -0.375 -1.39
Prot (kg) -3.88 -0.441 1.71
Fertility Sub Index 5.10
Calving Interval (days) -1.92 -1.459 2.80
Survival (%) 2.06 1.117 2.30
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 6.16
Carcass Weight (kg) -8.50 -0.528 4.48
Age of Slaughter (days) -3.89 -0.432 1.68
Maintenance Sub Index Maint. Sub Index 9.87
Live WT (kg) -32.20 -0.307 9.87
Total Carbon Sub Index 27.57

* Based on an €80/tonne carbon price