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 18.60
Milk (kg) -430.00 -0.014 6.02
Fat (kg) -16.61 -0.375 6.22
Prot (kg) -14.41 -0.441 6.36
Fertility Sub Index 8.61
Calving Interval (days) -3.46 -1.459 5.05
Survival (%) 3.19 1.117 3.56
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.68
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 4.05 -0.432 -1.75
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 31.25

* Based on an €80/tonne carbon price