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 -1.02
Milk (kg) -16.00 -0.014 0.22
Fat (kg) 2.12 -0.375 -0.79
Prot (kg) 1.01 -0.441 -0.45
Fertility Sub Index 3.48
Calving Interval (days) -2.01 -1.459 2.93
Survival (%) 0.49 1.117 0.55
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 1.75
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 7.80

* Based on an €80/tonne carbon price