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 -2.53
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) 0.80 -0.375 -0.30
Prot (kg) 5.00 -0.441 -2.21
Fertility Sub Index 4.72
Calving Interval (days) -2.53 -1.459 3.69
Survival (%) 0.92 1.117 1.03
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.06
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -2.71 -0.432 1.17
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 8.59

* Based on an €80/tonne carbon price