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 7.75
Milk (kg) -201.00 -0.014 2.81
Fat (kg) -7.29 -0.375 2.73
Prot (kg) -5.00 -0.441 2.21
Fertility Sub Index 6.80
Calving Interval (days) -3.18 -1.459 4.64
Survival (%) 1.93 1.117 2.16
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.52
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 3.04 -0.432 -1.31
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 21.14

* Based on an €80/tonne carbon price