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 0.18
Milk (kg) 35.00 -0.014 -0.49
Fat (kg) -2.42 -0.375 0.91
Prot (kg) 0.53 -0.441 -0.23
Fertility Sub Index 1.38
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) 0.67 1.117 0.75
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index 3.21
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 9.25

* Based on an €80/tonne carbon price