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 -5.83
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) 8.78 -0.375 -3.29
Prot (kg) 5.73 -0.441 -2.53
Fertility Sub Index 4.79
Calving Interval (days) -2.68 -1.459 3.91
Survival (%) 0.79 1.117 0.88
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index 0.42
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 3.66 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 1.68

* Based on an €80/tonne carbon price