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 3.22
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -2.45 -0.375 0.92
Prot (kg) -3.13 -0.441 1.38
Fertility Sub Index 7.74
Calving Interval (days) -3.91 -1.459 5.70
Survival (%) 1.82 1.117 2.03
Calving Sub Index 1.48
Gestation Length (days) -1.61 -0.919 1.48
Beef Sub Index 1.86
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -1.13 -0.432 0.49
Maintenance Sub Index Maint. Sub Index -0.40
Live WT (kg) 1.30 -0.307 -0.40
Total Carbon Sub Index 13.90

* Based on an €80/tonne carbon price