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 21.52
Milk (kg) -404.00 -0.014 5.66
Fat (kg) -20.59 -0.375 7.71
Prot (kg) -18.48 -0.441 8.16
Fertility Sub Index 7.75
Calving Interval (days) -4.34 -1.459 6.33
Survival (%) 1.27 1.117 1.42
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 0.98
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 32.64

* Based on an €80/tonne carbon price