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 7.98
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -7.92 -0.375 2.97
Prot (kg) -7.42 -0.441 3.27
Fertility Sub Index -8.93
Calving Interval (days) 4.90 -1.459 -7.15
Survival (%) -1.59 1.117 -1.78
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index -0.46
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 3.26 -0.432 -1.41
Maintenance Sub Index Maint. Sub Index -1.44
Live WT (kg) 4.70 -0.307 -1.44
Total Carbon Sub Index -1.78

* Based on an €80/tonne carbon price