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 12.93
Milk (kg) -610.00 -0.014 8.54
Fat (kg) 1.48 -0.375 -0.55
Prot (kg) -11.20 -0.441 4.94
Fertility Sub Index 3.43
Calving Interval (days) -1.23 -1.459 1.79
Survival (%) 1.46 1.117 1.63
Calving Sub Index 1.42
Gestation Length (days) -1.55 -0.919 1.42
Beef Sub Index 2.63
Carcass Weight (kg) -10.20 -0.528 5.38
Age of Slaughter (days) 6.38 -0.432 -2.75
Maintenance Sub Index Maint. Sub Index 9.78
Live WT (kg) -31.90 -0.307 9.78
Total Carbon Sub Index 30.18

* Based on an €80/tonne carbon price