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 -7.65
Milk (kg) 183.00 -0.014 -2.56
Fat (kg) 6.89 -0.375 -2.58
Prot (kg) 5.69 -0.441 -2.51
Fertility Sub Index 4.50
Calving Interval (days) -2.00 -1.459 2.92
Survival (%) 1.42 1.117 1.59
Calving Sub Index -1.65
Gestation Length (days) 1.79 -0.919 -1.65
Beef Sub Index -6.17
Carcass Weight (kg) 12.90 -0.528 -6.80
Age of Slaughter (days) -1.46 -0.432 0.63
Maintenance Sub Index Maint. Sub Index -9.20
Live WT (kg) 30.00 -0.307 -9.20
Total Carbon Sub Index -20.17

* Based on an €80/tonne carbon price