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 14.32
Milk (kg) -490.00 -0.014 6.86
Fat (kg) -6.79 -0.375 2.54
Prot (kg) -11.14 -0.441 4.92
Fertility Sub Index 5.56
Calving Interval (days) -3.52 -1.459 5.14
Survival (%) 0.38 1.117 0.42
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index 0.59
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.69 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 24.47

* Based on an €80/tonne carbon price