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 2.56
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -3.38 -0.375 1.27
Prot (kg) -1.56 -0.441 0.69
Fertility Sub Index 2.01
Calving Interval (days) -0.87 -1.459 1.27
Survival (%) 0.66 1.117 0.74
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.52
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 7.13

* Based on an €80/tonne carbon price