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 16.90
Milk (kg) -256.00 -0.014 3.58
Fat (kg) -20.07 -0.375 7.52
Prot (kg) -13.13 -0.441 5.80
Fertility Sub Index 10.73
Calving Interval (days) -6.02 -1.459 8.78
Survival (%) 1.74 1.117 1.94
Calving Sub Index -0.60
Gestation Length (days) 0.65 -0.919 -0.60
Beef Sub Index 3.22
Carcass Weight (kg) -7.20 -0.528 3.80
Age of Slaughter (days) 1.34 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 35.21

* Based on an €80/tonne carbon price