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 3.49
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -1.29 -0.375 0.48
Prot (kg) -0.95 -0.441 0.42
Fertility Sub Index 7.62
Calving Interval (days) -4.04 -1.459 5.89
Survival (%) 1.54 1.117 1.72
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.82
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.19 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index 6.84
Live WT (kg) -22.30 -0.307 6.84
Total Carbon Sub Index 24.73

* Based on an €80/tonne carbon price