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 2.01
Milk (kg) 30.00 -0.014 -0.42
Fat (kg) -5.05 -0.375 1.89
Prot (kg) -1.21 -0.441 0.53
Fertility Sub Index -5.52
Calving Interval (days) 1.84 -1.459 -2.68
Survival (%) -2.54 1.117 -2.84
Calving Sub Index 1.58
Gestation Length (days) -1.72 -0.919 1.58
Beef Sub Index -1.80
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 8.08 -0.432 -3.49
Maintenance Sub Index Maint. Sub Index -3.16
Live WT (kg) 10.30 -0.307 -3.16
Total Carbon Sub Index -6.89

* Based on an €80/tonne carbon price