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 3.38
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -4.07 -0.375 1.52
Prot (kg) -0.91 -0.441 0.40
Fertility Sub Index 10.73
Calving Interval (days) -5.50 -1.459 8.02
Survival (%) 2.42 1.117 2.70
Calving Sub Index 0.26
Gestation Length (days) -0.28 -0.919 0.26
Beef Sub Index -1.38
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) 0.03 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index 0.00
Live WT (kg) 0.00 -0.307 0.00
Total Carbon Sub Index 12.98

* Based on an €80/tonne carbon price