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 19.69
Milk (kg) -430.00 -0.014 6.02
Fat (kg) -17.16 -0.375 6.43
Prot (kg) -16.42 -0.441 7.25
Fertility Sub Index 6.41
Calving Interval (days) -3.48 -1.459 5.08
Survival (%) 1.19 1.117 1.33
Calving Sub Index 0.95
Gestation Length (days) -1.03 -0.919 0.95
Beef Sub Index 0.91
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 0.83 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 30.19

* Based on an €80/tonne carbon price