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 -3.23
Milk (kg) -57.00 -0.014 0.80
Fat (kg) 5.93 -0.375 -2.22
Prot (kg) 4.10 -0.441 -1.81
Fertility Sub Index -8.89
Calving Interval (days) 4.59 -1.459 -6.70
Survival (%) -1.96 1.117 -2.19
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index 0.10
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.45 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index -10.48

* Based on an €80/tonne carbon price