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 4.40
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -4.76 -0.375 1.78
Prot (kg) -3.36 -0.441 1.48
Fertility Sub Index 4.91
Calving Interval (days) -2.51 -1.459 3.66
Survival (%) 1.12 1.117 1.25
Calving Sub Index -0.17
Gestation Length (days) 0.19 -0.919 -0.17
Beef Sub Index 1.59
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 1.08 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 12.66

* Based on an €80/tonne carbon price