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 0.59
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -0.79 -0.375 0.30
Prot (kg) -0.19 -0.441 0.08
Fertility Sub Index -0.35
Calving Interval (days) 1.16 -1.459 -1.69
Survival (%) 1.20 1.117 1.34
Calving Sub Index -0.30
Gestation Length (days) 0.33 -0.919 -0.30
Beef Sub Index -2.16
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 8.06 -0.432 -3.48
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 4.14

* Based on an €80/tonne carbon price