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 -1.72
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) 2.57 -0.375 -0.96
Prot (kg) 1.69 -0.441 -0.75
Fertility Sub Index 6.91
Calving Interval (days) -3.51 -1.459 5.12
Survival (%) 1.60 1.117 1.79
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.29
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -2.38 -0.432 1.03
Maintenance Sub Index Maint. Sub Index 5.46
Live WT (kg) -17.80 -0.307 5.46
Total Carbon Sub Index 15.72

* Based on an €80/tonne carbon price