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 -8.28
Milk (kg) 20.00 -0.014 -0.28
Fat (kg) 12.28 -0.375 -4.60
Prot (kg) 7.70 -0.441 -3.40
Fertility Sub Index 10.61
Calving Interval (days) -5.37 -1.459 7.84
Survival (%) 2.48 1.117 2.77
Calving Sub Index 4.85
Gestation Length (days) -5.28 -0.919 4.85
Beef Sub Index 1.83
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 3.10 -0.432 -1.34
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index 7.79

* Based on an €80/tonne carbon price