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 6.79
Milk (kg) -199.00 -0.014 2.79
Fat (kg) -0.74 -0.375 0.28
Prot (kg) -8.45 -0.441 3.73
Fertility Sub Index 0.59
Calving Interval (days) -0.02 -1.459 0.03
Survival (%) 0.50 1.117 0.56
Calving Sub Index 0.01
Gestation Length (days) -0.01 -0.919 0.01
Beef Sub Index 0.91
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 2.54 -0.432 -1.10
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index 8.40

* Based on an €80/tonne carbon price