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 -7.11
Milk (kg) -80.00 -0.014 1.12
Fat (kg) 13.77 -0.375 -5.16
Prot (kg) 6.97 -0.441 -3.08
Fertility Sub Index 3.60
Calving Interval (days) 0.51 -1.459 -0.74
Survival (%) 3.89 1.117 4.35
Calving Sub Index 1.11
Gestation Length (days) -1.21 -0.919 1.11
Beef Sub Index 4.21
Carcass Weight (kg) -7.80 -0.528 4.11
Age of Slaughter (days) -0.23 -0.432 0.10
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 4.57

* Based on an €80/tonne carbon price