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 -8.65
Milk (kg) 271.00 -0.014 -3.79
Fat (kg) 7.21 -0.375 -2.70
Prot (kg) 4.88 -0.441 -2.15
Fertility Sub Index -5.48
Calving Interval (days) 3.02 -1.459 -4.41
Survival (%) -0.96 1.117 -1.07
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index 0.80
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 2.55 -0.432 -1.10
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index -11.25

* Based on an €80/tonne carbon price