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 2.93
Milk (kg) -185.00 -0.014 2.59
Fat (kg) 0.68 -0.375 -0.25
Prot (kg) -1.34 -0.441 0.59
Fertility Sub Index 6.86
Calving Interval (days) -3.40 -1.459 4.96
Survival (%) 1.70 1.117 1.90
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.72
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 3.46 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 12.77

* Based on an €80/tonne carbon price