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 20.11
Milk (kg) -485.00 -0.014 6.79
Fat (kg) -17.10 -0.375 6.40
Prot (kg) -15.67 -0.441 6.92
Fertility Sub Index 5.70
Calving Interval (days) -2.47 -1.459 3.60
Survival (%) 1.88 1.117 2.10
Calving Sub Index -1.73
Gestation Length (days) 1.88 -0.919 -1.73
Beef Sub Index -2.09
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 7.41 -0.432 -3.20
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 28.69

* Based on an €80/tonne carbon price