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 2.79
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -5.86 -0.375 2.19
Prot (kg) -0.59 -0.441 0.26
Fertility Sub Index 0.45
Calving Interval (days) -0.26 -1.459 0.38
Survival (%) 0.06 1.117 0.07
Calving Sub Index -0.96
Gestation Length (days) 1.04 -0.919 -0.96
Beef Sub Index -3.24
Carcass Weight (kg) 4.10 -0.528 -2.16
Age of Slaughter (days) 2.50 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index -0.72

* Based on an €80/tonne carbon price