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 0.59
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -0.39 -0.375 0.15
Prot (kg) -0.52 -0.441 0.23
Fertility Sub Index 7.86
Calving Interval (days) -3.74 -1.459 5.46
Survival (%) 2.15 1.117 2.40
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.43
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.10 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 18.98

* Based on an €80/tonne carbon price