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 8.53
Milk (kg) -483.00 -0.014 6.76
Fat (kg) 2.72 -0.375 -1.02
Prot (kg) -6.32 -0.441 2.79
Fertility Sub Index 8.66
Calving Interval (days) -5.69 -1.459 8.30
Survival (%) 0.32 1.117 0.36
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index -0.63
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 1.09 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index -3.80
Live WT (kg) 12.40 -0.307 -3.80
Total Carbon Sub Index 13.16

* Based on an €80/tonne carbon price