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 3.73
Milk (kg) -177.00 -0.014 2.48
Fat (kg) 1.57 -0.375 -0.59
Prot (kg) -4.16 -0.441 1.84
Fertility Sub Index 4.12
Calving Interval (days) -1.86 -1.459 2.71
Survival (%) 1.26 1.117 1.41
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.24
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.13 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 18.14

* Based on an €80/tonne carbon price