Carbon Sub Index breakdown

Date of Evaluation Index Trait PTA * Carbon Cost (€) Contribution
PTA * Carbon Cost
May 2023 Milk Sub Index -8.01
Milk (kg) 161.00 -0.014 -2.25
Fat (kg) 5.72 -0.375 -2.14
Prot (kg) 8.19 -0.441 -3.61
Fertility Sub Index 6.85
Calving Interval (days) -2.68 -1.459 3.91
Survival (%) 2.63 1.117 2.94
Calving Sub Index 4.31
Gestation Length (days) -4.69 -0.919 4.31
Beef Sub Index 2.50
Carcass Weight (kg) -11.40 -0.528 6.01
Age of Slaughter (days) 8.14 -0.432 -3.51
Maintenance Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 8.71
* Based on an €80/tonne carbon price