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 35.95
Milk (kg) -725.00 -0.014 10.15
Fat (kg) -36.38 -0.375 13.63
Prot (kg) -27.59 -0.441 12.18
Fertility Sub Index 5.70
Calving Interval (days) -3.38 -1.459 4.93
Survival (%) 0.69 1.117 0.77
Calving Sub Index 0.54
Gestation Length (days) -0.59 -0.919 0.54
Beef Sub Index -0.06
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.94 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 45.14

* Based on an €80/tonne carbon price