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 2.61
Milk (kg) -78.00 -0.014 1.09
Fat (kg) -1.80 -0.375 0.67
Prot (kg) -1.91 -0.441 0.84
Fertility Sub Index 3.91
Calving Interval (days) -1.76 -1.459 2.57
Survival (%) 1.20 1.117 1.34
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.49
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.02 -0.432 0.01
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 18.28

* Based on an €80/tonne carbon price