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 7.34
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -8.16 -0.375 3.06
Prot (kg) -5.48 -0.441 2.42
Fertility Sub Index 6.83
Calving Interval (days) -3.90 -1.459 5.69
Survival (%) 1.02 1.117 1.14
Calving Sub Index 0.60
Gestation Length (days) -0.65 -0.919 0.60
Beef Sub Index 0.37
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.46 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 17.80

* Based on an €80/tonne carbon price