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 2.89
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -2.03 -0.375 0.76
Prot (kg) -2.10 -0.441 0.93
Fertility Sub Index 5.74
Calving Interval (days) -2.47 -1.459 3.60
Survival (%) 1.91 1.117 2.13
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.03
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) -0.07 -0.432 0.03
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 18.86

* Based on an €80/tonne carbon price