Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 9.71
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -6.78 -0.375 2.54
Prot (kg) -12.19 -0.441 5.38
Fertility Sub Index 3.30
Calving Interval (days) -2.16 -1.459 3.15
Survival (%) 0.13 1.117 0.15
Calving Sub Index -0.08
Gestation Length (days) 0.09 -0.919 -0.08
Beef Sub Index -2.49
Carcass Weight (kg) 3.90 -0.528 -2.06
Age of Slaughter (days) 1.01 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index -2.73
Live WT (kg) 8.90 -0.307 -2.73
Total Carbon Sub Index 7.70

* Based on an €80/tonne carbon price