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 9.86
Milk (kg) -147.00 -0.014 2.06
Fat (kg) -8.02 -0.375 3.00
Prot (kg) -10.87 -0.441 4.80
Fertility Sub Index -2.04
Calving Interval (days) 1.06 -1.459 -1.55
Survival (%) -0.44 1.117 -0.49
Calving Sub Index 0.23
Gestation Length (days) -0.25 -0.919 0.23
Beef Sub Index -1.48
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 6.35 -0.432 -2.74
Maintenance Sub Index Maint. Sub Index -0.03
Live WT (kg) 0.10 -0.307 -0.03
Total Carbon Sub Index 6.55

* Based on an €80/tonne carbon price