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 -4.79
Milk (kg) 8.00 -0.014 -0.11
Fat (kg) 8.63 -0.375 -3.23
Prot (kg) 3.28 -0.441 -1.45
Fertility Sub Index 9.88
Calving Interval (days) -7.36 -1.459 10.74
Survival (%) -0.77 1.117 -0.86
Calving Sub Index 0.27
Gestation Length (days) -0.29 -0.919 0.27
Beef Sub Index 3.70
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -3.80 -0.432 1.64
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index 9.18

* Based on an €80/tonne carbon price