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 4.74
Milk (kg) -390.00 -0.014 5.46
Fat (kg) 5.04 -0.375 -1.89
Prot (kg) -2.64 -0.441 1.17
Fertility Sub Index 7.69
Calving Interval (days) -3.96 -1.459 5.78
Survival (%) 1.71 1.117 1.91
Calving Sub Index 1.16
Gestation Length (days) -1.26 -0.919 1.16
Beef Sub Index 10.51
Carcass Weight (kg) -23.20 -0.528 12.24
Age of Slaughter (days) 4.00 -0.432 -1.73
Maintenance Sub Index Maint. Sub Index 14.65
Live WT (kg) -47.80 -0.307 14.65
Total Carbon Sub Index 38.74

* Based on an €80/tonne carbon price