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 3.99
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -6.67 -0.375 2.50
Prot (kg) -1.58 -0.441 0.70
Fertility Sub Index 11.58
Calving Interval (days) -6.59 -1.459 9.62
Survival (%) 1.76 1.117 1.97
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.13
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.64 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 25.70

* Based on an €80/tonne carbon price