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 2.47
Milk (kg) -36.00 -0.014 0.50
Fat (kg) -2.02 -0.375 0.76
Prot (kg) -2.74 -0.441 1.21
Fertility Sub Index 6.72
Calving Interval (days) -4.48 -1.459 6.54
Survival (%) 0.16 1.117 0.18
Calving Sub Index -1.01
Gestation Length (days) 1.10 -0.919 -1.01
Beef Sub Index 1.79
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) -1.71 -0.432 0.74
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 11.84

* Based on an €80/tonne carbon price