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 1.54
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -1.68 -0.375 0.63
Prot (kg) 1.07 -0.441 -0.47
Fertility Sub Index -5.86
Calving Interval (days) 3.22 -1.459 -4.70
Survival (%) -1.04 1.117 -1.16
Calving Sub Index 1.64
Gestation Length (days) -1.78 -0.919 1.64
Beef Sub Index 0.08
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.01 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index -0.12
Live WT (kg) 0.40 -0.307 -0.12
Total Carbon Sub Index -2.73

* Based on an €80/tonne carbon price