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 -13.75
Milk (kg) 198.00 -0.014 -2.77
Fat (kg) 15.64 -0.375 -5.86
Prot (kg) 11.61 -0.441 -5.12
Fertility Sub Index 1.85
Calving Interval (days) -1.29 -1.459 1.88
Survival (%) -0.03 1.117 -0.03
Calving Sub Index 2.81
Gestation Length (days) -3.06 -0.919 2.81
Beef Sub Index -1.00
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 5.13 -0.432 -2.21
Maintenance Sub Index Maint. Sub Index -2.18
Live WT (kg) 7.10 -0.307 -2.18
Total Carbon Sub Index -12.27

* Based on an €80/tonne carbon price