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 -5.79
Milk (kg) 18.00 -0.014 -0.25
Fat (kg) 8.75 -0.375 -3.28
Prot (kg) 5.13 -0.441 -2.26
Fertility Sub Index 5.67
Calving Interval (days) -3.02 -1.459 4.41
Survival (%) 1.13 1.117 1.26
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.74
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 2.44 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 9.04

* Based on an €80/tonne carbon price