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 6.76
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -5.33 -0.375 2.00
Prot (kg) -5.58 -0.441 2.46
Fertility Sub Index -3.08
Calving Interval (days) 2.69 -1.459 -3.92
Survival (%) 0.76 1.117 0.85
Calving Sub Index 2.46
Gestation Length (days) -2.68 -0.919 2.46
Beef Sub Index -5.52
Carcass Weight (kg) 9.10 -0.528 -4.80
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index -1.52

* Based on an €80/tonne carbon price