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 6.65
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -4.18 -0.375 1.57
Prot (kg) -5.69 -0.441 2.51
Fertility Sub Index 3.96
Calving Interval (days) -2.20 -1.459 3.21
Survival (%) 0.67 1.117 0.75
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.73
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -1.56 -0.432 0.67
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 14.13

* Based on an €80/tonne carbon price