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 7.12
Milk (kg) -338.00 -0.014 4.73
Fat (kg) 1.00 -0.375 -0.37
Prot (kg) -6.25 -0.441 2.76
Fertility Sub Index 3.73
Calving Interval (days) -1.25 -1.459 1.82
Survival (%) 1.71 1.117 1.91
Calving Sub Index 0.25
Gestation Length (days) -0.27 -0.919 0.25
Beef Sub Index 4.04
Carcass Weight (kg) -15.70 -0.528 8.28
Age of Slaughter (days) 9.82 -0.432 -4.24
Maintenance Sub Index Maint. Sub Index 14.47
Live WT (kg) -47.20 -0.307 14.47
Total Carbon Sub Index 29.60

* Based on an €80/tonne carbon price