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 5.18
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -1.89 -0.375 0.71
Prot (kg) -6.26 -0.441 2.76
Fertility Sub Index 0.29
Calving Interval (days) -0.29 -1.459 0.42
Survival (%) -0.12 1.117 -0.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.73
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.10 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index 6.87

* Based on an €80/tonne carbon price