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 5.88
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -3.00 -0.375 1.12
Prot (kg) -5.70 -0.441 2.52
Fertility Sub Index 9.36
Calving Interval (days) -5.12 -1.459 7.47
Survival (%) 1.69 1.117 1.89
Calving Sub Index -0.08
Gestation Length (days) 0.09 -0.919 -0.08
Beef Sub Index 0.31
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.21 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 17.89

* Based on an €80/tonne carbon price