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 2.79
Milk (kg) -69.00 -0.014 0.97
Fat (kg) -4.74 -0.375 1.78
Prot (kg) -0.10 -0.441 0.04
Fertility Sub Index 9.26
Calving Interval (days) -4.19 -1.459 6.11
Survival (%) 2.82 1.117 3.15
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.83
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 21.13

* Based on an €80/tonne carbon price