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 4.87
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -7.71 -0.375 2.89
Prot (kg) -1.15 -0.441 0.51
Fertility Sub Index 5.80
Calving Interval (days) -2.68 -1.459 3.91
Survival (%) 1.69 1.117 1.89
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.38
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -1.36 -0.432 0.59
Maintenance Sub Index Maint. Sub Index 5.46
Live WT (kg) -17.80 -0.307 5.46
Total Carbon Sub Index 22.31

* Based on an €80/tonne carbon price