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 8.37
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -9.34 -0.375 3.50
Prot (kg) -7.04 -0.441 3.11
Fertility Sub Index -1.20
Calving Interval (days) 0.67 -1.459 -0.98
Survival (%) -0.20 1.117 -0.22
Calving Sub Index -2.33
Gestation Length (days) 2.53 -0.919 -2.33
Beef Sub Index -4.34
Carcass Weight (kg) 11.00 -0.528 -5.80
Age of Slaughter (days) -3.38 -0.432 1.46
Maintenance Sub Index Maint. Sub Index -6.62
Live WT (kg) 21.60 -0.307 -6.62
Total Carbon Sub Index -6.13

* Based on an €80/tonne carbon price