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 2.46
Milk (kg) -67.00 -0.014 0.94
Fat (kg) -1.59 -0.375 0.60
Prot (kg) -2.09 -0.441 0.92
Fertility Sub Index 7.94
Calving Interval (days) -3.84 -1.459 5.60
Survival (%) 2.09 1.117 2.33
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.76
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -0.28 -0.432 0.12
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 21.51

* Based on an €80/tonne carbon price