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 8.42
Milk (kg) -331.00 -0.014 4.63
Fat (kg) -0.83 -0.375 0.31
Prot (kg) -7.88 -0.441 3.48
Fertility Sub Index 7.94
Calving Interval (days) -3.86 -1.459 5.63
Survival (%) 2.07 1.117 2.31
Calving Sub Index 1.97
Gestation Length (days) -2.14 -0.919 1.97
Beef Sub Index 3.62
Carcass Weight (kg) -8.70 -0.528 4.59
Age of Slaughter (days) 2.24 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 8.89
Live WT (kg) -29.00 -0.307 8.89
Total Carbon Sub Index 30.85

* Based on an €80/tonne carbon price