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 -1.20
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) 0.30 -0.375 -0.11
Prot (kg) 1.79 -0.441 -0.79
Fertility Sub Index 2.79
Calving Interval (days) -1.46 -1.459 2.13
Survival (%) 0.59 1.117 0.66
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index -0.21
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.93 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 10.82

* Based on an €80/tonne carbon price