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 15.02
Milk (kg) -316.00 -0.014 4.42
Fat (kg) -12.84 -0.375 4.81
Prot (kg) -13.11 -0.441 5.79
Fertility Sub Index 3.65
Calving Interval (days) -1.86 -1.459 2.71
Survival (%) 0.84 1.117 0.94
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.25
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -1.54 -0.432 0.66
Maintenance Sub Index Maint. Sub Index 6.59
Live WT (kg) -21.50 -0.307 6.59
Total Carbon Sub Index 31.31

* Based on an €80/tonne carbon price