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 -0.45
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 0.52 -0.375 -0.19
Prot (kg) 0.45 -0.441 -0.20
Fertility Sub Index 4.88
Calving Interval (days) -2.40 -1.459 3.50
Survival (%) 1.23 1.117 1.37
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.72
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.89 -0.432 1.25
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 17.37

* Based on an €80/tonne carbon price