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 6.65
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -0.05 -0.375 0.02
Prot (kg) -9.59 -0.441 4.23
Fertility Sub Index 2.80
Calving Interval (days) -1.07 -1.459 1.56
Survival (%) 1.11 1.117 1.24
Calving Sub Index 0.34
Gestation Length (days) -0.37 -0.919 0.34
Beef Sub Index 0.25
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 4.42 -0.432 -1.91
Maintenance Sub Index Maint. Sub Index -2.48
Live WT (kg) 8.10 -0.307 -2.48
Total Carbon Sub Index 7.56

* Based on an €80/tonne carbon price