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 12.12
Milk (kg) -275.00 -0.014 3.85
Fat (kg) -9.34 -0.375 3.50
Prot (kg) -10.81 -0.441 4.77
Fertility Sub Index 6.07
Calving Interval (days) -2.96 -1.459 4.32
Survival (%) 1.57 1.117 1.75
Calving Sub Index -2.54
Gestation Length (days) 2.76 -0.919 -2.54
Beef Sub Index 1.14
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -1.17 -0.432 0.51
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 18.88

* Based on an €80/tonne carbon price