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 -1.08
Milk (kg) 39.00 -0.014 -0.55
Fat (kg) 2.71 -0.375 -1.02
Prot (kg) -1.09 -0.441 0.48
Fertility Sub Index 0.17
Calving Interval (days) 0.18 -1.459 -0.26
Survival (%) 0.39 1.117 0.44
Calving Sub Index -1.11
Gestation Length (days) 1.21 -0.919 -1.11
Beef Sub Index 3.46
Carcass Weight (kg) -8.00 -0.528 4.22
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 4.35

* Based on an €80/tonne carbon price