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 -10.54
Milk (kg) -9.00 -0.014 0.13
Fat (kg) 13.80 -0.375 -5.17
Prot (kg) 12.45 -0.441 -5.49
Fertility Sub Index 12.60
Calving Interval (days) -6.72 -1.459 9.80
Survival (%) 2.50 1.117 2.79
Calving Sub Index 3.97
Gestation Length (days) -4.32 -0.919 3.97
Beef Sub Index 2.29
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) 3.00 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 10.16

* Based on an €80/tonne carbon price