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 5.65
Milk (kg) -278.00 -0.014 3.89
Fat (kg) 2.16 -0.375 -0.81
Prot (kg) -5.81 -0.441 2.56
Fertility Sub Index 8.69
Calving Interval (days) -5.14 -1.459 7.50
Survival (%) 1.07 1.117 1.20
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.21
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 15.80

* Based on an €80/tonne carbon price