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 5.24
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -5.75 -0.375 2.15
Prot (kg) -4.32 -0.441 1.91
Fertility Sub Index 6.15
Calving Interval (days) -2.76 -1.459 4.03
Survival (%) 1.90 1.117 2.12
Calving Sub Index -1.47
Gestation Length (days) 1.60 -0.919 -1.47
Beef Sub Index -2.54
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 7.95 -0.432 -3.43
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 13.50

* Based on an €80/tonne carbon price