Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 2.12
Milk (kg) -4.00 -0.014 0.06
Fat (kg) -7.03 -0.375 2.63
Prot (kg) 1.28 -0.441 -0.56
Fertility Sub Index -1.95
Calving Interval (days) 0.48 -1.459 -0.70
Survival (%) -1.12 1.117 -1.25
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -5.75
Carcass Weight (kg) 8.20 -0.528 -4.33
Age of Slaughter (days) 3.29 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index -2.76
Live WT (kg) 9.00 -0.307 -2.76
Total Carbon Sub Index -8.89

* Based on an €80/tonne carbon price