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 4.94
Milk (kg) -243.00 -0.014 3.40
Fat (kg) 2.44 -0.375 -0.91
Prot (kg) -5.56 -0.441 2.45
Fertility Sub Index 0.60
Calving Interval (days) -0.93 -1.459 1.36
Survival (%) -0.68 1.117 -0.76
Calving Sub Index -1.78
Gestation Length (days) 1.94 -0.919 -1.78
Beef Sub Index 0.52
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -1.46 -0.432 0.63
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index 3.97

* Based on an €80/tonne carbon price