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 4.72
Milk (kg) -215.00 -0.014 3.01
Fat (kg) 0.63 -0.375 -0.24
Prot (kg) -4.42 -0.441 1.95
Fertility Sub Index 6.35
Calving Interval (days) -4.36 -1.459 6.36
Survival (%) -0.01 1.117 -0.01
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index -0.30
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) -2.48 -0.432 1.07
Maintenance Sub Index Maint. Sub Index -1.16
Live WT (kg) 3.80 -0.307 -1.16
Total Carbon Sub Index 10.71

* Based on an €80/tonne carbon price