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 20.09
Milk (kg) -787.00 -0.014 11.02
Fat (kg) -3.73 -0.375 1.40
Prot (kg) -17.38 -0.441 7.67
Fertility Sub Index 5.63
Calving Interval (days) -2.51 -1.459 3.66
Survival (%) 1.76 1.117 1.97
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index 5.38
Carcass Weight (kg) -16.70 -0.528 8.81
Age of Slaughter (days) 7.95 -0.432 -3.43
Maintenance Sub Index Maint. Sub Index 15.27
Live WT (kg) -49.80 -0.307 15.27
Total Carbon Sub Index 47.19

* Based on an €80/tonne carbon price