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 4.88
Milk (kg) -275.00 -0.014 3.85
Fat (kg) 2.58 -0.375 -0.97
Prot (kg) -4.53 -0.441 2.00
Fertility Sub Index 3.91
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 1.54 1.117 1.72
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -2.39
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 8.71 -0.432 -3.76
Maintenance Sub Index Maint. Sub Index 6.81
Live WT (kg) -22.20 -0.307 6.81
Total Carbon Sub Index 13.89

* Based on an €80/tonne carbon price