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 15.23
Milk (kg) -313.00 -0.014 4.38
Fat (kg) -15.34 -0.375 5.75
Prot (kg) -11.57 -0.441 5.11
Fertility Sub Index 13.49
Calving Interval (days) -7.24 -1.459 10.56
Survival (%) 2.62 1.117 2.93
Calving Sub Index -3.22
Gestation Length (days) 3.50 -0.919 -3.22
Beef Sub Index -1.06
Carcass Weight (kg) 4.60 -0.528 -2.43
Age of Slaughter (days) -3.16 -0.432 1.36
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 26.16

* Based on an €80/tonne carbon price