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 13.87
Milk (kg) -229.00 -0.014 3.21
Fat (kg) -12.96 -0.375 4.85
Prot (kg) -13.17 -0.441 5.81
Fertility Sub Index 8.26
Calving Interval (days) -5.40 -1.459 7.88
Survival (%) 0.34 1.117 0.38
Calving Sub Index -0.83
Gestation Length (days) 0.90 -0.919 -0.83
Beef Sub Index 0.57
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.35 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 26.50

* Based on an €80/tonne carbon price