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 7.40
Milk (kg) -208.00 -0.014 2.91
Fat (kg) -5.36 -0.375 2.01
Prot (kg) -5.62 -0.441 2.48
Fertility Sub Index -0.16
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) -0.67 1.117 -0.75
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.96
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 2.55 -0.432 -1.10
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 10.12

* Based on an €80/tonne carbon price