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 1.67
Milk (kg) -128.00 -0.014 1.79
Fat (kg) 5.77 -0.375 -2.16
Prot (kg) -4.62 -0.441 2.04
Fertility Sub Index -2.09
Calving Interval (days) 0.59 -1.459 -0.86
Survival (%) -1.10 1.117 -1.23
Calving Sub Index 0.48
Gestation Length (days) -0.52 -0.919 0.48
Beef Sub Index 2.79
Carcass Weight (kg) -9.60 -0.528 5.06
Age of Slaughter (days) 5.27 -0.432 -2.28
Maintenance Sub Index Maint. Sub Index 8.95
Live WT (kg) -29.20 -0.307 8.95
Total Carbon Sub Index 11.79

* Based on an €80/tonne carbon price