Effect of feeding rabbits on fungal treated corn stalks on carcass characteristics and meat composition

Bulletin of the National Research Centre

Table 3 Effect of interaction between fungal treatments and replacing levels of corn stalks on carcass characteristics for growing rabbits

Item	0%	Diets						SEM
		Without T. reesei			With T. reesei
		33%	66%	100%	33%	66%	100%
Initial body wt., g*	566	568	581	570	576	554	514	20.71
Final body wt., g*	2079^c	2207^bc	2055^cd	1900^d	2515^a	2344^ab	2080^c	32.99
Daily gain, g/day*	16.63^d	18.01^c	16.19^e	14.62^f	21.31^a	19.67^b	17.21^d	0.30
Slaughter weight (SW), g	2348	2302	2319	2316	2549	2377	2744	75.05
Empty body wt. (EBW), g	2122	2080	2096	2092	2304	2147	2479	67.80
Carcass wt. (CW₁), g	1257	1279	1222	1290	1394	1313	1448	37.92
Carcass wt. + total giblets (CW₂), g	1358	1400	1344	1415	1521	1459	1592	41.59
Dressing percentages (DP), %
DP1	53.67	55.63	52.91	56.03	54.71	55.27	52.73	0.54
DP2	59.39	61.57	58.56	62.01	60.55	61.18	58.36	0.60
DP3	64.12	67.37	64.37	67.90	66.05	67.95	64.15	0.58
Carcass cuts weight, g
Fore part	383	387	370	399	408	427	448	14.05
Middle part	228	266	243	272	291	258	298	8.74
Hind part	477	455	450	448	517	470	533	15.78
Head + Neck	168	172	159	171	178	159	169	4.24
Edible offals (giblets), g
Kidneys	17.67	20.33	17.33	19.67	18.33	21.00	21.33	0.76
Liver	61.00^b	73.67^ab	82.67^ab	76.67^ab	88.33^ab	102.00^a	95.33^a	4.14
Heart	7.00	8.67	8.33	11.33	9.00	9.67	10.67	0.66
Lungs	14.00	17.00	12.67	16.33	16.00	11.67	15.00	0.91
spleen	1.00	1.00	1.00	1.00	1.00	1.00	1.00	0.00
Total	100.7^b	120.7^ab	122.0^ab	125.0^ab	126.7^ab	145.3^a	143.3^a	5.43

a and b: Means in the same row have different superscripts are differ significantly at P < 0.05. SEM: Standard error of the mean. Dp₁ = CW₁ / SW, DP₂ = CW₁/ EBW, DP₃ = CW₂ / EBW, *: El-Ayek et al. 2014