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 3.69
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -0.45 -0.375 0.17
Prot (kg) -4.78 -0.441 2.11
Fertility Sub Index -3.94
Calving Interval (days) 0.96 -1.459 -1.40
Survival (%) -2.27 1.117 -2.54
Calving Sub Index -1.89
Gestation Length (days) 2.06 -0.919 -1.89
Beef Sub Index 3.13
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) -2.72 -0.432 1.17
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 3.26

* Based on an €80/tonne carbon price