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 1.46
Milk (kg) 35.00 -0.014 -0.49
Fat (kg) 0.02 -0.375 -0.01
Prot (kg) -4.43 -0.441 1.96
Fertility Sub Index -8.94
Calving Interval (days) 4.58 -1.459 -6.68
Survival (%) -2.02 1.117 -2.26
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index -1.05
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 6.46 -0.432 -2.79
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index -7.38

* Based on an €80/tonne carbon price