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 -4.05
Milk (kg) 30.00 -0.014 -0.42
Fat (kg) 8.55 -0.375 -3.20
Prot (kg) 0.97 -0.441 -0.43
Fertility Sub Index 0.76
Calving Interval (days) -0.33 -1.459 0.48
Survival (%) 0.25 1.117 0.28
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.92
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.19 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index -1.25

* Based on an €80/tonne carbon price