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 10.69
Milk (kg) -226.00 -0.014 3.16
Fat (kg) -10.74 -0.375 4.02
Prot (kg) -7.94 -0.441 3.50
Fertility Sub Index 8.50
Calving Interval (days) -5.09 -1.459 7.43
Survival (%) 0.96 1.117 1.07
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.02
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.61 -0.432 -1.56
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 27.99

* Based on an €80/tonne carbon price