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 2.29
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -0.80 -0.375 0.30
Prot (kg) -0.33 -0.441 0.15
Fertility Sub Index 6.20
Calving Interval (days) -3.46 -1.459 5.05
Survival (%) 1.03 1.117 1.15
Calving Sub Index 4.05
Gestation Length (days) -4.41 -0.919 4.05
Beef Sub Index 4.81
Carcass Weight (kg) -12.90 -0.528 6.80
Age of Slaughter (days) 4.62 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 20.79

* Based on an €80/tonne carbon price