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 20.93
Milk (kg) -499.00 -0.014 6.99
Fat (kg) -14.14 -0.375 5.30
Prot (kg) -19.60 -0.441 8.65
Fertility Sub Index 4.71
Calving Interval (days) -2.63 -1.459 3.84
Survival (%) 0.78 1.117 0.87
Calving Sub Index -1.64
Gestation Length (days) 1.78 -0.919 -1.64
Beef Sub Index -2.11
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index 22.47

* Based on an €80/tonne carbon price