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 5.66
Milk (kg) -276.00 -0.014 3.86
Fat (kg) 1.42 -0.375 -0.53
Prot (kg) -5.28 -0.441 2.33
Fertility Sub Index 4.24
Calving Interval (days) -1.68 -1.459 2.45
Survival (%) 1.60 1.117 1.79
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -1.59
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 8.58 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 7.45
Live WT (kg) -24.30 -0.307 7.45
Total Carbon Sub Index 16.52

* Based on an €80/tonne carbon price