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 -2.74
Milk (kg) 81.00 -0.014 -1.13
Fat (kg) 0.01 -0.375 0.00
Prot (kg) 3.63 -0.441 -1.60
Fertility Sub Index 2.05
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) 0.05 1.117 0.06
Calving Sub Index -1.30
Gestation Length (days) 1.41 -0.919 -1.30
Beef Sub Index -4.85
Carcass Weight (kg) 4.40 -0.528 -2.32
Age of Slaughter (days) 5.86 -0.432 -2.53
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index -6.80

* Based on an €80/tonne carbon price