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 0.40
Milk (kg) -80.00 -0.014 1.12
Fat (kg) 2.16 -0.375 -0.81
Prot (kg) -0.21 -0.441 0.09
Fertility Sub Index 6.65
Calving Interval (days) -3.18 -1.459 4.64
Survival (%) 1.80 1.117 2.01
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.02
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -1.38 -0.432 0.60
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 18.14

* Based on an €80/tonne carbon price