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 4.42
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -3.03 -0.375 1.13
Prot (kg) -3.26 -0.441 1.44
Fertility Sub Index 4.11
Calving Interval (days) -2.11 -1.459 3.08
Survival (%) 0.92 1.117 1.03
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 4.04
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) -2.76 -0.432 1.19
Maintenance Sub Index Maint. Sub Index 6.84
Live WT (kg) -22.30 -0.307 6.84
Total Carbon Sub Index 24.37

* Based on an €80/tonne carbon price