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 6.89
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -5.03 -0.375 1.88
Prot (kg) -7.69 -0.441 3.39
Fertility Sub Index -0.08
Calving Interval (days) 0.07 -1.459 -0.10
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.83
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 9.83

* Based on an €80/tonne carbon price