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 6.58
Milk (kg) -220.00 -0.014 3.08
Fat (kg) -1.86 -0.375 0.70
Prot (kg) -6.36 -0.441 2.81
Fertility Sub Index -4.31
Calving Interval (days) 2.63 -1.459 -3.84
Survival (%) -0.42 1.117 -0.47
Calving Sub Index 1.26
Gestation Length (days) -1.37 -0.919 1.26
Beef Sub Index 0.92
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 2.75 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 0.43
Live WT (kg) -1.40 -0.307 0.43
Total Carbon Sub Index 4.89

* Based on an €80/tonne carbon price