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 1.89
Milk (kg) -67.00 -0.014 0.94
Fat (kg) 1.57 -0.375 -0.59
Prot (kg) -3.48 -0.441 1.54
Fertility Sub Index 1.06
Calving Interval (days) -1.51 -1.459 2.20
Survival (%) -1.02 1.117 -1.14
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index -1.27
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 6.97 -0.432 -3.01
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 4.95

* Based on an €80/tonne carbon price