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 0.25
Milk (kg) 14.00 -0.014 -0.20
Fat (kg) -0.40 -0.375 0.15
Prot (kg) -0.66 -0.441 0.29
Fertility Sub Index 6.48
Calving Interval (days) -2.88 -1.459 4.20
Survival (%) 2.04 1.117 2.28
Calving Sub Index -1.54
Gestation Length (days) 1.67 -0.919 -1.54
Beef Sub Index -1.98
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 7.89 -0.432 -3.41
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 9.50

* Based on an €80/tonne carbon price