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 6.25
Milk (kg) -129.00 -0.014 1.81
Fat (kg) -5.09 -0.375 1.91
Prot (kg) -5.76 -0.441 2.54
Fertility Sub Index 5.48
Calving Interval (days) -1.87 -1.459 2.73
Survival (%) 2.46 1.117 2.75
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.93
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 0.55 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 16.65

* Based on an €80/tonne carbon price