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 2.95
Milk (kg) -99.00 -0.014 1.39
Fat (kg) 2.59 -0.375 -0.97
Prot (kg) -5.75 -0.441 2.54
Fertility Sub Index -1.48
Calving Interval (days) 0.72 -1.459 -1.05
Survival (%) -0.38 1.117 -0.42
Calving Sub Index 0.22
Gestation Length (days) -0.24 -0.919 0.22
Beef Sub Index 0.22
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.17 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index -2.08
Live WT (kg) 6.80 -0.307 -2.08
Total Carbon Sub Index -0.17

* Based on an €80/tonne carbon price