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 10.24
Milk (kg) -169.00 -0.014 2.37
Fat (kg) -9.63 -0.375 3.61
Prot (kg) -9.67 -0.441 4.27
Fertility Sub Index 9.99
Calving Interval (days) -5.98 -1.459 8.73
Survival (%) 1.13 1.117 1.26
Calving Sub Index 0.17
Gestation Length (days) -0.18 -0.919 0.17
Beef Sub Index -0.07
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.73 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 23.92

* Based on an €80/tonne carbon price