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 10.02
Milk (kg) -121.00 -0.014 1.69
Fat (kg) -12.02 -0.375 4.50
Prot (kg) -8.66 -0.441 3.82
Fertility Sub Index 8.20
Calving Interval (days) -4.44 -1.459 6.48
Survival (%) 1.54 1.117 1.72
Calving Sub Index -0.34
Gestation Length (days) 0.37 -0.919 -0.34
Beef Sub Index 1.16
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 21.76

* Based on an €80/tonne carbon price