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 13.74
Milk (kg) -227.00 -0.014 3.18
Fat (kg) -13.05 -0.375 4.89
Prot (kg) -12.86 -0.441 5.68
Fertility Sub Index 6.75
Calving Interval (days) -4.07 -1.459 5.94
Survival (%) 0.73 1.117 0.82
Calving Sub Index -0.19
Gestation Length (days) 0.21 -0.919 -0.19
Beef Sub Index 1.76
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 25.59

* Based on an €80/tonne carbon price