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 0.92
Milk (kg) -11.00 -0.014 0.15
Fat (kg) -0.89 -0.375 0.33
Prot (kg) -0.97 -0.441 0.43
Fertility Sub Index 3.42
Calving Interval (days) -1.93 -1.459 2.82
Survival (%) 0.54 1.117 0.60
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.07
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 6.03

* Based on an €80/tonne carbon price