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 8.96
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -10.31 -0.375 3.86
Prot (kg) -5.56 -0.441 2.45
Fertility Sub Index 8.28
Calving Interval (days) -3.67 -1.459 5.35
Survival (%) 2.62 1.117 2.93
Calving Sub Index -1.37
Gestation Length (days) 1.49 -0.919 -1.37
Beef Sub Index -3.48
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 6.34 -0.432 -2.74
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 13.56

* Based on an €80/tonne carbon price