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 0.91
Milk (kg) -77.00 -0.014 1.08
Fat (kg) 2.48 -0.375 -0.93
Prot (kg) -1.72 -0.441 0.76
Fertility Sub Index 0.17
Calving Interval (days) 0.13 -1.459 -0.19
Survival (%) 0.32 1.117 0.36
Calving Sub Index -0.40
Gestation Length (days) 0.44 -0.919 -0.40
Beef Sub Index 0.37
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.22 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 2.51

* Based on an €80/tonne carbon price