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 8.91
Milk (kg) -198.00 -0.014 2.77
Fat (kg) -6.12 -0.375 2.29
Prot (kg) -8.72 -0.441 3.85
Fertility Sub Index 6.19
Calving Interval (days) -3.53 -1.459 5.15
Survival (%) 0.93 1.117 1.04
Calving Sub Index 0.49
Gestation Length (days) -0.53 -0.919 0.49
Beef Sub Index 0.44
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.28 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 19.28

* Based on an €80/tonne carbon price