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 23.94
Milk (kg) -505.00 -0.014 7.07
Fat (kg) -21.80 -0.375 8.17
Prot (kg) -19.73 -0.441 8.71
Fertility Sub Index 5.69
Calving Interval (days) -2.70 -1.459 3.94
Survival (%) 1.57 1.117 1.75
Calving Sub Index -1.59
Gestation Length (days) 1.73 -0.919 -1.59
Beef Sub Index -1.35
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 2.03 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 28.63

* Based on an €80/tonne carbon price