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 11.95
Milk (kg) -221.00 -0.014 3.09
Fat (kg) -15.34 -0.375 5.75
Prot (kg) -7.05 -0.441 3.11
Fertility Sub Index 7.56
Calving Interval (days) -4.56 -1.459 6.65
Survival (%) 0.81 1.117 0.90
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.70
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 0.95 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 5.18
Live WT (kg) -16.90 -0.307 5.18
Total Carbon Sub Index 30.20

* Based on an €80/tonne carbon price