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 8.78
Milk (kg) -481.00 -0.014 6.73
Fat (kg) 3.65 -0.375 -1.37
Prot (kg) -7.73 -0.441 3.41
Fertility Sub Index 5.19
Calving Interval (days) -2.40 -1.459 3.50
Survival (%) 1.51 1.117 1.69
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 2.19
Carcass Weight (kg) -10.40 -0.528 5.49
Age of Slaughter (days) 7.64 -0.432 -3.30
Maintenance Sub Index Maint. Sub Index 11.25
Live WT (kg) -36.70 -0.307 11.25
Total Carbon Sub Index 27.91

* Based on an €80/tonne carbon price