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 5.60
Milk (kg) -268.00 -0.014 3.75
Fat (kg) 0.53 -0.375 -0.20
Prot (kg) -4.63 -0.441 2.04
Fertility Sub Index 3.24
Calving Interval (days) -1.00 -1.459 1.46
Survival (%) 1.59 1.117 1.78
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 9.87
Carcass Weight (kg) -26.30 -0.528 13.87
Age of Slaughter (days) 9.28 -0.432 -4.01
Maintenance Sub Index Maint. Sub Index 20.78
Live WT (kg) -67.80 -0.307 20.78
Total Carbon Sub Index 40.25

* Based on an €80/tonne carbon price