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 1.90
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -3.69 -0.375 1.38
Prot (kg) 1.24 -0.441 -0.55
Fertility Sub Index 5.38
Calving Interval (days) -2.47 -1.459 3.60
Survival (%) 1.59 1.117 1.78
Calving Sub Index -1.70
Gestation Length (days) 1.85 -0.919 -1.70
Beef Sub Index -1.90
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 6.61 -0.432 -2.85
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 8.89

* Based on an €80/tonne carbon price