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 7.55
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -7.07 -0.375 2.65
Prot (kg) -7.23 -0.441 3.19
Fertility Sub Index 6.49
Calving Interval (days) -4.62 -1.459 6.74
Survival (%) -0.22 1.117 -0.25
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index 0.61
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) -1.78 -0.432 0.77
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 16.84

* Based on an €80/tonne carbon price