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 6.61
Milk (kg) -214.00 -0.014 3.00
Fat (kg) -3.65 -0.375 1.37
Prot (kg) -5.08 -0.441 2.24
Fertility Sub Index 2.35
Calving Interval (days) -2.28 -1.459 3.33
Survival (%) -0.87 1.117 -0.97
Calving Sub Index 1.18
Gestation Length (days) -1.28 -0.919 1.18
Beef Sub Index 3.74
Carcass Weight (kg) -8.00 -0.528 4.22
Age of Slaughter (days) 1.11 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index 16.91

* Based on an €80/tonne carbon price