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 7.44
Milk (kg) -220.00 -0.014 3.08
Fat (kg) -3.85 -0.375 1.44
Prot (kg) -6.62 -0.441 2.92
Fertility Sub Index 4.36
Calving Interval (days) -1.74 -1.459 2.54
Survival (%) 1.63 1.117 1.82
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index -1.46
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 8.27 -0.432 -3.57
Maintenance Sub Index Maint. Sub Index 7.30
Live WT (kg) -23.80 -0.307 7.30
Total Carbon Sub Index 18.44

* Based on an €80/tonne carbon price