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 2.09
Milk (kg) -29.00 -0.014 0.41
Fat (kg) -1.01 -0.375 0.38
Prot (kg) -2.95 -0.441 1.30
Fertility Sub Index 9.81
Calving Interval (days) -5.63 -1.459 8.21
Survival (%) 1.43 1.117 1.60
Calving Sub Index 2.00
Gestation Length (days) -2.18 -0.919 2.00
Beef Sub Index 5.85
Carcass Weight (kg) -10.60 -0.528 5.59
Age of Slaughter (days) -0.61 -0.432 0.26
Maintenance Sub Index Maint. Sub Index 6.56
Live WT (kg) -21.40 -0.307 6.56
Total Carbon Sub Index 26.31

* Based on an €80/tonne carbon price