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 3.85
Milk (kg) -40.00 -0.014 0.56
Fat (kg) -5.21 -0.375 1.95
Prot (kg) -3.04 -0.441 1.34
Fertility Sub Index 1.74
Calving Interval (days) -1.21 -1.459 1.77
Survival (%) -0.02 1.117 -0.02
Calving Sub Index -1.48
Gestation Length (days) 1.61 -0.919 -1.48
Beef Sub Index -1.79
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 4.90

* Based on an €80/tonne carbon price