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 0.99
Milk (kg) -76.00 -0.014 1.06
Fat (kg) 1.08 -0.375 -0.40
Prot (kg) -0.76 -0.441 0.34
Fertility Sub Index 5.96
Calving Interval (days) -4.13 -1.459 6.03
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index 1.64
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 2.79 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 13.93

* Based on an €80/tonne carbon price