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 9.19
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -12.73 -0.375 4.77
Prot (kg) -8.66 -0.441 3.82
Fertility Sub Index 4.40
Calving Interval (days) -2.68 -1.459 3.91
Survival (%) 0.44 1.117 0.49
Calving Sub Index 0.58
Gestation Length (days) -0.63 -0.919 0.58
Beef Sub Index 0.20
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.36 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 16.43

* Based on an €80/tonne carbon price