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 20.27
Milk (kg) -494.00 -0.014 6.92
Fat (kg) -16.73 -0.375 6.27
Prot (kg) -16.05 -0.441 7.08
Fertility Sub Index 6.47
Calving Interval (days) -2.87 -1.459 4.19
Survival (%) 2.04 1.117 2.28
Calving Sub Index -1.51
Gestation Length (days) 1.64 -0.919 -1.51
Beef Sub Index -2.20
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 8.65 -0.432 -3.73
Maintenance Sub Index Maint. Sub Index 6.65
Live WT (kg) -21.70 -0.307 6.65
Total Carbon Sub Index 29.67

* Based on an €80/tonne carbon price