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 9.77
Milk (kg) -188.00 -0.014 2.63
Fat (kg) -7.32 -0.375 2.74
Prot (kg) -9.97 -0.441 4.40
Fertility Sub Index 0.58
Calving Interval (days) -0.41 -1.459 0.60
Survival (%) -0.02 1.117 -0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.13
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 12.25

* Based on an €80/tonne carbon price