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 7.57
Milk (kg) -240.00 -0.014 3.36
Fat (kg) -5.50 -0.375 2.06
Prot (kg) -4.88 -0.441 2.15
Fertility Sub Index 0.11
Calving Interval (days) -0.28 -1.459 0.41
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 1.16
Gestation Length (days) -1.26 -0.919 1.16
Beef Sub Index 0.12
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 11.87

* Based on an €80/tonne carbon price