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 10.58
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -11.96 -0.375 4.48
Prot (kg) -8.66 -0.441 3.82
Fertility Sub Index 6.64
Calving Interval (days) -2.92 -1.459 4.26
Survival (%) 2.13 1.117 2.38
Calving Sub Index -1.50
Gestation Length (days) 1.63 -0.919 -1.50
Beef Sub Index -2.22
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 7.96 -0.432 -3.44
Maintenance Sub Index Maint. Sub Index 6.56
Live WT (kg) -21.40 -0.307 6.56
Total Carbon Sub Index 20.07

* Based on an €80/tonne carbon price