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 10.26
Milk (kg) -279.00 -0.014 3.91
Fat (kg) -11.27 -0.375 4.22
Prot (kg) -4.84 -0.441 2.14
Fertility Sub Index 3.61
Calving Interval (days) -4.02 -1.459 5.87
Survival (%) -2.02 1.117 -2.26
Calving Sub Index -1.40
Gestation Length (days) 1.52 -0.919 -1.40
Beef Sub Index -5.50
Carcass Weight (kg) 9.90 -0.528 -5.22
Age of Slaughter (days) 0.65 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index -1.99
Live WT (kg) 6.50 -0.307 -1.99
Total Carbon Sub Index 4.98

* Based on an €80/tonne carbon price