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 6.54
Milk (kg) 83.00 -0.014 -1.16
Fat (kg) -11.03 -0.375 4.13
Prot (kg) -8.08 -0.441 3.57
Fertility Sub Index 1.54
Calving Interval (days) -0.80 -1.459 1.17
Survival (%) 0.33 1.117 0.37
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.02
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index 8.26

* Based on an €80/tonne carbon price