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 16.01
Milk (kg) -294.00 -0.014 4.12
Fat (kg) -19.03 -0.375 7.13
Prot (kg) -10.79 -0.441 4.76
Fertility Sub Index 7.92
Calving Interval (days) -5.16 -1.459 7.53
Survival (%) 0.35 1.117 0.39
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.52
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 3.77 -0.432 -1.63
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 30.83

* Based on an €80/tonne carbon price