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 15.77
Milk (kg) -278.00 -0.014 3.89
Fat (kg) -17.11 -0.375 6.41
Prot (kg) -12.40 -0.441 5.47
Fertility Sub Index 8.52
Calving Interval (days) -3.58 -1.459 5.22
Survival (%) 2.95 1.117 3.30
Calving Sub Index -2.41
Gestation Length (days) 2.62 -0.919 -2.41
Beef Sub Index -2.48
Carcass Weight (kg) 2.80 -0.528 -1.48
Age of Slaughter (days) 2.32 -0.432 -1.00
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 21.71

* Based on an €80/tonne carbon price