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 -6.13
Milk (kg) 139.00 -0.014 -1.95
Fat (kg) 7.74 -0.375 -2.90
Prot (kg) 2.91 -0.441 -1.28
Fertility Sub Index -2.13
Calving Interval (days) 1.29 -1.459 -1.88
Survival (%) -0.22 1.117 -0.25
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.48
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.10 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index -2.16

* Based on an €80/tonne carbon price