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 5.05
Milk (kg) -340.00 -0.014 4.76
Fat (kg) 6.48 -0.375 -2.43
Prot (kg) -6.15 -0.441 2.71
Fertility Sub Index 4.56
Calving Interval (days) -2.73 -1.459 3.98
Survival (%) 0.52 1.117 0.58
Calving Sub Index 1.81
Gestation Length (days) -1.97 -0.919 1.81
Beef Sub Index 12.10
Carcass Weight (kg) -25.60 -0.528 13.50
Age of Slaughter (days) 3.26 -0.432 -1.41
Maintenance Sub Index Maint. Sub Index 18.55
Live WT (kg) -60.50 -0.307 18.55
Total Carbon Sub Index 42.06

* Based on an €80/tonne carbon price