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 7.72
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -7.88 -0.375 2.95
Prot (kg) -6.49 -0.441 2.86
Fertility Sub Index 10.28
Calving Interval (days) -5.59 -1.459 8.16
Survival (%) 1.90 1.117 2.12
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.81
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 4.20 -0.432 -1.81
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 27.25

* Based on an €80/tonne carbon price