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 3.53
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -1.17 -0.375 0.44
Prot (kg) -1.49 -0.441 0.66
Fertility Sub Index 0.09
Calving Interval (days) 1.03 -1.459 -1.50
Survival (%) 1.43 1.117 1.60
Calving Sub Index -1.41
Gestation Length (days) 1.53 -0.919 -1.41
Beef Sub Index 0.95
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 6.90

* Based on an €80/tonne carbon price