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 13.12
Milk (kg) -282.00 -0.014 3.95
Fat (kg) -10.74 -0.375 4.02
Prot (kg) -11.67 -0.441 5.15
Fertility Sub Index 2.60
Calving Interval (days) -1.33 -1.459 1.94
Survival (%) 0.59 1.117 0.66
Calving Sub Index 1.79
Gestation Length (days) -1.95 -0.919 1.79
Beef Sub Index -1.40
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 3.61 -0.432 -1.56
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 18.60

* Based on an €80/tonne carbon price