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 12.24
Milk (kg) -167.00 -0.014 2.34
Fat (kg) -12.92 -0.375 4.84
Prot (kg) -11.47 -0.441 5.06
Fertility Sub Index 11.91
Calving Interval (days) -7.04 -1.459 10.27
Survival (%) 1.47 1.117 1.64
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index 1.88
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 2.11 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 31.75

* Based on an €80/tonne carbon price