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 14.94
Milk (kg) -304.00 -0.014 4.26
Fat (kg) -15.24 -0.375 5.71
Prot (kg) -11.28 -0.441 4.98
Fertility Sub Index 5.85
Calving Interval (days) -3.83 -1.459 5.59
Survival (%) 0.23 1.117 0.26
Calving Sub Index 0.91
Gestation Length (days) -0.99 -0.919 0.91
Beef Sub Index 0.77
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -0.32 -0.432 0.14
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 25.88

* Based on an €80/tonne carbon price