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 3.14
Milk (kg) -61.00 -0.014 0.85
Fat (kg) 0.57 -0.375 -0.21
Prot (kg) -5.66 -0.441 2.50
Fertility Sub Index 2.59
Calving Interval (days) -1.26 -1.459 1.84
Survival (%) 0.67 1.117 0.75
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.02
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 4.94 -0.432 -2.13
Maintenance Sub Index Maint. Sub Index -0.80
Live WT (kg) 2.60 -0.307 -0.80
Total Carbon Sub Index 3.43

* Based on an €80/tonne carbon price