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 0.34
Milk (kg) -29.00 -0.014 0.41
Fat (kg) 3.37 -0.375 -1.26
Prot (kg) -2.71 -0.441 1.20
Fertility Sub Index 0.20
Calving Interval (days) -0.04 -1.459 0.06
Survival (%) 0.13 1.117 0.15
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index -0.44
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 0.15

* Based on an €80/tonne carbon price