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 10.13
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -12.32 -0.375 4.61
Prot (kg) -9.49 -0.441 4.19
Fertility Sub Index 4.00
Calving Interval (days) -2.54 -1.459 3.71
Survival (%) 0.26 1.117 0.29
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.23
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 1.51 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 15.88

* Based on an €80/tonne carbon price