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 1.02
Milk (kg) -44.00 -0.014 0.62
Fat (kg) 0.06 -0.375 -0.02
Prot (kg) -0.96 -0.441 0.42
Fertility Sub Index 3.72
Calving Interval (days) -1.39 -1.459 2.03
Survival (%) 1.51 1.117 1.69
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index 0.52
Carcass Weight (kg) -8.10 -0.528 4.27
Age of Slaughter (days) 8.70 -0.432 -3.76
Maintenance Sub Index Maint. Sub Index 9.93
Live WT (kg) -32.40 -0.307 9.93
Total Carbon Sub Index 15.88

* Based on an €80/tonne carbon price