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 7.59
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -6.40 -0.375 2.40
Prot (kg) -6.66 -0.441 2.94
Fertility Sub Index 6.56
Calving Interval (days) -3.11 -1.459 4.54
Survival (%) 1.81 1.117 2.02
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.86
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -2.96 -0.432 1.28
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 26.15

* Based on an €80/tonne carbon price