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 3.74
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -2.45 -0.375 0.92
Prot (kg) -3.09 -0.441 1.36
Fertility Sub Index 8.21
Calving Interval (days) -3.71 -1.459 5.41
Survival (%) 2.50 1.117 2.79
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.71
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 21.30

* Based on an €80/tonne carbon price