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 7.44
Milk (kg) -187.00 -0.014 2.62
Fat (kg) -6.72 -0.375 2.52
Prot (kg) -5.22 -0.441 2.30
Fertility Sub Index 8.10
Calving Interval (days) -4.45 -1.459 6.49
Survival (%) 1.44 1.117 1.61
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 3.66
Carcass Weight (kg) -7.30 -0.528 3.85
Age of Slaughter (days) 0.45 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 7.57
Live WT (kg) -24.70 -0.307 7.57
Total Carbon Sub Index 26.22

* Based on an €80/tonne carbon price