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 3.89
Milk (kg) -147.00 -0.014 2.06
Fat (kg) -5.66 -0.375 2.12
Prot (kg) 0.65 -0.441 -0.29
Fertility Sub Index 6.88
Calving Interval (days) -3.35 -1.459 4.89
Survival (%) 1.78 1.117 1.99
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.79
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 0.37 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 20.61

* Based on an €80/tonne carbon price